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Speakers

ICCC Speaker Series · 2008–2025

Conference Speakers

Scientists, economists, and policy experts who have presented at the International Conferences on Climate Change.

293+ Speakers

16 Conferences

17 Years

🔍

Alexandre Aguiar

Partner & Communications Director, MetSul Weather Center

David Archibald

David Archibald

Scientist, Independent

Dennis Avery

✝ Deceased (1936-2020)

ICCC1 ICCC2 ICCC7 ICCC12

Senior Fellow, Hudson Institute

Professor Emeritus, FH Aachen University of Applied Sciences

Emma Arns

Student & CFACT Youth Activist, University of Tennessee / CFACT

George Allen

President, George Allen Strategies, LLC; American Energy Freedom Center

Habibullo Abdussamatov

Habibullo Abdussamatov

Head, Space Research Laboratory, Pulkovo Observatory

J. Scott Armstrong

ICCC1 ICCC2 ICCC4 ICCC10 ICCC12

J. Scott Armstrong

Professor, Wharton School, University of Pennsylvania

Robert Armstrong

Independent Researcher; Owner, CoSy.com

Ron Arnold

Executive Vice President, Center for the Defense of Free Enterprise

Syun Akasofu

Professor of Physics & Director Emeritus, University of Alaska Fairbanks

Alexandra (Sandy) Liddy Bourne

Alexandra (Sandy) Liddy Bourne

Vice President for Policy and Strategy, The Heartland Institute

Barry Brill

Chairman, New Zealand Climate Science Coalition

Bob Bauman

President & CEO, Trusted Systems, Inc.

Charles Battig

Retired Physician, Independent

Christopher Booker

✝ Deceased (1937–2019)

Christopher Booker

Journalist & Author, The Sunday Telegraph

Cory Bernardi

Senator, Australian Senate

Donald Boudreaux

Donald Boudreaux

Professor of Economics, George Mason University

E. Calvin Beisner

ICCC1 ICCC4 ICCC9 ICCC14 ICCC15

E. Calvin Beisner

Founder & National Spokesman, Cornwall Alliance for the Stewardship of Creation

H. Sterling Burnett

ICCC1 ICCC10 ICCC12 ICCC13 ICCC14 ICCC15 ICCC16

H. Sterling Burnett

Director, Robinson Center on Climate & Environmental Policy, The Heartland Institute

Joe Bastardi

ICCC7 ICCC9 ICCC13 ICCC14 ICCC15 ICCC16

Co-Chief Meteorologist, WeatherBell

Joseph Bast

ICCC1 ICCC3 ICCC4 ICCC6 ICCC7

President, The Heartland Institute

Larry Bell

ICCC6 ICCC7 ICCC9

Endowed Professor of Space Architecture, University of Houston

Lauren Boebert

U.S. Representative, U.S. House of Representatives

Lucy Biggers

Climate Realism Influencer, Independent

Margaret Byfield

Margaret Byfield

Executive Director, American Stewards of Liberty

Robert Balling

Professor of Climatology, Arizona State University

Robert Bradley

ICCC2 ICCC14 ICCC15 ICCC16

Founder, Institute for Energy Research

Roger Bezdek

President, MISI (Management Information Services, Inc.)

Sonja Boehmer-Christiansen

Sonja Boehmer-Christiansen

Editor; Reader Emerita, Energy & Environment Journal; University of Hull

Tim Ball

✝ Deceased (1938–2022)

ICCC1 ICCC6 ICCC9 ICCC10 ICCC13

Environmental Consultant, Former Professor of Climatology, University of Winnipeg

William Briggs

Statistical Consultant, Cornell University (Adjunct)

Alan Carlin

ICCC4 ICCC6 ICCC7

Senior Analyst (retired), U.S. Environmental Protection Agency

Amy Oliver Cooke

Amy Oliver Cooke

CEO, John Locke Foundation

President, AMAC Action

Danielle Carl

Special Advisor to the President, The Heartland Institute / Climate Intel

Francisco Capella

Francisco Capella

Founding Member & Science Director, Instituto Juan de Mariana

Gabriel Calzada

ICCC2 ICCC3 ICCC4

Gabriel Calzada

Associate Professor of Economics; Founder-President, King Juan Carlos University; Instituto Juan de Mariana

George Christensen

George Christensen

Member of Parliament, Australian House of Representatives

Senior Fellow & Director of Litigation, Center for Renewing America

John Charles

President and CEO, Cascade Policy Institute

John Clauser

Physicist, Independent Researcher

John Coleman

✝ Deceased (1934-2018)

ICCC1 ICCC2 ICCC10

Founder, The Weather Channel; Weather Anchor, KUSI-TV

Jonathan Cohler

Jonathan Cohler

Physicist & Climate Analyst, Independent Researcher

Joseph Clark

Director of Commodity and Currency Strategy, Suncorp Investments

President & Co-Founder, Climate Forecast Applications Network (CFAN)

Marcel Crok

Co-Founder, Climate Intelligence Foundation (CLINTEL)

Marty Cornell

Retired Senior Scientist, The Dow Chemical Company (retired)

U.S. Representative, U.S. House of Representatives

Paul Chesser

Director, Climate Strategies Watch

Piers Corbyn

Astrophysicist & Weather Forecaster, WeatherAction

Richard S. Courtney

Independent Consultant, Independent

Robert ‘Bob’ Carter

✝ Deceased (1942-2016)

ICCC1 ICCC4 ICCC5 ICCC6 ICCC9 ICCC10

Robert ‘Bob’ Carter

Research Professor, James Cook University

Ronan Connolly

Co-Team Leader, Center for Environmental Research and Earth Sciences (CERES)

Roy Cordato

Vice President for Research and Resident Scholar, John Locke Foundation

Russell Cook

Journalist and Researcher, Independent

Susan Crockford

Susan Crockford

Evolutionary Biologist; Adjunct Professor, University of Victoria

Walter Cunningham

ICCC4 ICCC7 ICCC9 ICCC10 ICCC12

Walter Cunningham

Apollo 7 Astronaut; Entrepreneur, Independent

Professor of Atmospheric Science, Colorado State University

Becky Norton Dunlop

Becky Norton Dunlop

Vice President, The Heritage Foundation

David DesRosiers

Founder, RealClear Foundation

David Douglass

ICCC1 ICCC2 ICCC4

Professor of Physics, University of Rochester

Donn Dears

President, TSAugust

Harold Doiron

ICCC7 ICCC9 ICCC10

Retired Vice President for Engineering, InDyne, Inc.

James Delingpole

ICCC4 ICCC6 ICCC9

James Delingpole

Author and Journalist, The Daily Telegraph

Jed Dorsheimer

Group Head, Energy & Power Technologies, William Blair

John Dale Dunn

ICCC1 ICCC2 ICCC7 ICCC9 ICCC10 ICCC12

Medical Officer; Policy Advisor, The Heartland Institute; Brown County Sheriff's Office

John Droz

Environmental Advocate, Independent Physicist

Joseph D’Aleo

ICCC1 ICCC2 ICCC4 ICCC9

Joseph D’Aleo

Executive Director, ICECAP

Justin Danhof

Executive Vice President, National Center for Public Policy Research

Kevin Dayaratna

ICCC12 ICCC13 ICCC14 ICCC15

Kevin Dayaratna

Senior Statistician & Research Programmer, Heritage Foundation

Paul Driessen

ICCC7 ICCC9 ICCC10 ICCC12

Senior Policy Advisor, Committee For A Constructive Tomorrow

Scott Denning

Professor of Atmospheric Science, Colorado State University

Executive Vice-Chairman, International Climate Science Coalition

Tim Doescher

Advisor, Coalition Communications, The Heartland Institute

Alex Epstein

Philosopher & Energy Expert, Center for Industrial Progress

Christopher Essex

Christopher Essex

Professor of Applied Mathematics, University of Western Ontario

Engineer and Mathematician, Independent

Don Easterbrook

ICCC2 ICCC4 ICCC7 ICCC9 ICCC12

Don Easterbrook

Emeritus Professor of Geology, Western Washington University

Günter Ederer

Independent Journalist/Author

James Enstrom

President, Scientific Integrity Institute; UCLA (retired)

Michael Economides

✝ Deceased (1949-2013)

Michael Economides

Professor, Cullen College of Engineering, University of Houston

Myron Ebell

ICCC1 ICCC2 ICCC4 ICCC7 ICCC9 ICCC10 ICCC12 ICCC13 ICCC14 ICCC15

Director of Energy and Global Warming Policy, Competitive Enterprise Institute

Willis Eschenbach

ICCC4 ICCC7 ICCC9 ICCC16

Willis Eschenbach

Independent Climate Researcher, Independent

Chris de Freitas

Chris de Freitas

Associate Professor of Geography (Climate Scientist), University of Auckland

Eigil Friis-Christensen

Eigil Friis-Christensen

Director, National Space Institute, Technical University of Denmark

Jennifer Fielder

Jennifer Fielder

Montana State Senator; CEO, American Lands Council

Nuclear Scientist, Independent

Michelle Michot Foss

Michelle Michot Foss

Chief Energy Economist, University of Texas at Austin

Neil Frank

Former Director, National Hurricane Center; Chief Meteorologist, KHOU-TV / National Hurricane Center

Peter Ferrara

✝ Deceased (1955-2026)

Senior Fellow, Heartland Institute

Robert Ferguson

President, Science and Public Policy Institute

Terrence Flower

Terrence Flower

Independent Researcher, Independent

Walter Fett

Former Director & Professor, Institute for Water, Soil and Air Hygiene

Bette Grande

ICCC10 ICCC12 ICCC13 ICCC14

Research Fellow; Former State Representative, The Heartland Institute

Fred Goldberg

✝ Deceased (1942-2016)

ICCC1 ICCC2 ICCC4 ICCC9

Associate Professor, Royal Institute of Technology, Stockholm

Gregg Goodnight

Retired Engineer, Independent

Indur Goklany

ICCC2 ICCC4 ICCC12

Visiting Fellow, American Enterprise Institute; U.S. Department of Interior

Kenneth P. Green

ICCC1 ICCC2 ICCC14

Kenneth P. Green

Resident Scholar, American Enterprise Institute

Kesten Green

ICCC1 ICCC2 ICCC4

Senior Research Fellow, Business and Economic Forecasting Unit, Monash University

Laurence Gould

ICCC2 ICCC4 ICCC7 ICCC9

Professor of Physics, University of Hartford

Pamela Gorman

Arizona State Senator, Arizona State Senate

President, Responsible Resources

Stan Goldenberg

ICCC1 ICCC7 ICCC9 ICCC14 ICCC15 ICCC16

Stan Goldenberg

Hurricane Research Meteorologist, NOAA Hurricane Research Division

Steve Goreham

ICCC6 ICCC7 ICCC9 ICCC12

Engineer and Business Executive; Author, Independent

Vincent Gray

✝ Deceased (1922-2018)

Climate Scientist, Expert Reviewer IPCC, Independent

William Gray

✝ Deceased (1929-2016)

ICCC1 ICCC2 ICCC4 ICCC7

Emeritus Professor of Atmospheric Science, Colorado State University

Art Horn

Meteorologist, 'The Art of Weather'

Christopher Horner

ICCC1 ICCC2 ICCC4 ICCC6 ICCC7

Christopher Horner

Senior Fellow, Competitive Enterprise Institute

David Henderson

Former Head of Economics and Statistics, OECD, Westminster Business School (Visiting Professor)

Dennis Hedke

Consulting Geophysicist; Former State Legislator, Hedke-Saenger Geoscience, Ltd.

Derrick Hollie

President, Reaching America

Donald Hertzmark

Donald Hertzmark

Adjunct Professor, Johns Hopkins University

Howard Hayden

ICCC1 ICCC2 ICCC4 ICCC7 ICCC9 ICCC10 ICCC14 ICCC15

Professor of Physics Emeritus, University of Connecticut

Director, Environmental Policy, Mackinac Center for Public Policy

Economist; Founder and Director, Australian Libertarian Society

Kenneth Haapala

ICCC6 ICCC7 ICCC9 ICCC13 ICCC14 ICCC15 ICCC16

Kenneth Haapala

President, Science and Environmental Policy Project (SEPP)

Mary Hutzler

Senior Fellow, Institute for Energy Research

Research Physicist, University of Nevada Las Vegas

Peter Hartley

George A. Peterkin Professor of Economics, Rice University

Tam Hunt

Owner, Community Renewable Solutions LLC

Tom Harris

ICCC1 ICCC6 ICCC7 ICCC9 ICCC10 ICCC12 ICCC13 ICCC16

Executive Director, International Climate Science Coalition

Blogger and Climate Analyst, Real Climate Science

Victor Manuel Velasco Herrara

Victor Manuel Velasco Herrara

Physicist, Institute of Geophysics, National Autonomous University of Mexico

William Happer

ICCC10 ICCC14 ICCC15 ICCC16

Professor Emeritus of Physics, Princeton University

Andrei Illarionov

Andrei Illarionov

Senior Fellow, Cato Institute

Craig Idso

ICCC1 ICCC2 ICCC3 ICCC4 ICCC6 ICCC7 ICCC9 ICCC10 ICCC12 ICCC13

Founder and Chairman, Center for the Study of Carbon Dioxide and Global Change

James Inhofe

✝ Deceased (1934-2024)

ICCC3 ICCC4 ICCC6 ICCC9 ICCC10

U.S. Senator, U.S. Senate

Jason Isaac

Founder & CEO, American Energy Institute

Karr Ingham

Executive Vice President, Texas Alliance of Energy Producers

Roy Innis

✝ Deceased (1934-2017)

National Chairman and CEO, Congress of Racial Equality (CORE)

Yuri Izrael

✝ Deceased (1930-2014)

Vice Chairman, IPCC; Science Advisor, Russian Academy of Sciences

Anne Jordan

Vice President, Canada Health Alliance

Avril Terri Jackson

Founder, Energy Group, Institute of Physics, London

Donna Jackson

Director of Membership Development, Project 21 / National Center for Public Policy Research

Senior Editor, The Epoch Times

Jerry Arnett, Jr.

Jerry Arnett, Jr.

Pulmonologist, Private Practice

Jim Johnston

✝ Deceased (1936-2022)

Policy Advisor and Director; Senior Fellow for Energy and Regulatory Policy, The Heartland Institute

Michael Jungbauer

Michael Jungbauer

Minnesota State Senator, Minnesota State Senate

Ron Johnson

U.S. Senator, U.S. Senate

Vijay Jayaraj

Research Associate, CO2 Coalition

David Kreutzer

ICCC2 ICCC9 ICCC10

Senior Policy Analyst, The Heritage Foundation

Dominick Kolorz

Dominick Kolorz

Chairman, Śląsko-Dąbrowski Region, Polish Solidarity

G. Cornelis van Kooten

G. Cornelis van Kooten

Professor of Economics; Canada Research Chair, University of Victoria

George Kukla

Special Research Scientist, Lamont-Doherty Earth Observatory, Columbia University

Hon. Vaclav Klaus

ICCC1 ICCC2 ICCC7

Hon. Vaclav Klaus

President, Czech Republic

Jeff Kueter

President, George C. Marshall Institute

Madhav Khandekar

ICCC1 ICCC4 ICCC7 ICCC9

Madhav Khandekar

Former Research Scientist, Environment Canada; Environmental Consultant, Environment Canada (Former)

Olavi Karner

Research Scientist, Tartu Observatory

Paul Knappenberger

Paul Knappenberger

Climate Researcher, New Hope Environmental Services, Inc.

Richard Keen

ICCC2 ICCC7 ICCC9

Instructor, University of Colorado

S.T. Karnick

Director of Research, The Heartland Institute

William Kininmonth

ICCC2 ICCC4 ICCC9

William Kininmonth

Consulting Climatologist, Australasian Climate Research Institute

Anthony Lupo

Professor of Atmospheric Science, University of Missouri

Ben Lieberman

ICCC3 ICCC4 ICCC15

Senior Fellow, Competitive Enterprise Institute

Bryan Leyland

Power Industry Consultant, Independent

Craig Loehle

ICCC4 ICCC7 ICCC9

Principal Scientist, National Council for Air and Stream Improvement

David Legates

ICCC1 ICCC2 ICCC10 ICCC13 ICCC14 ICCC15 ICCC16

Former Professor of Climatology, University of Delaware

Donna Laframbois

Donna Laframbois

Investigative Journalist & Author, Independent

Hans Labohm

Guest Teacher; Former Deputy Permanent Representative, Netherlands Defense Academy

Spokesperson; Professor, European Institute for Climate and Energy (EIKE)

Jacob Landry

State Representative, Louisiana House of Representatives

Jay Lehr

ICCC1 ICCC2 ICCC4 ICCC7 ICCC9 ICCC10 ICCC12 ICCC13 ICCC14

Senior Fellow and Science Director, The Heartland Institute

Jim Lakely

ICCC12 ICCC13 ICCC14 ICCC15 ICCC16

Executive Vice President & Director of Communications, The Heartland Institute

Keith Lockitch

Fellow, Ayn Rand Center for Individual Rights

Executive Director, Free Market Foundation

Linnea Lueken

Research Fellow, The Heartland Institute

Marlo Lewis

ICCC1 ICCC2 ICCC9 ICCC10 ICCC13 ICCC15

Senior Fellow, Competitive Enterprise Institute

Richard Lindzen

ICCC2 ICCC3 ICCC4 ICCC13 ICCC15

Richard Lindzen

Professor Emeritus, MIT

Sebastian L. Lüning

Sebastian L. Lüning

Geologist, Independent

Alan Moran

ICCC1 ICCC4 ICCC5 ICCC10

Director, Deregulation Unit, Institute of Public Affairs

Amanda Maxham

Research Associate, Ayn Rand Institute

Ann McElhinney

Director and Producer, Not Evil Just Wrong

Barun Mitra

ICCC1 ICCC2 ICCC5

Founder and Director, Liberty Institute

Chris Martz

Meteorologist & Climate Realist, CFACT

Christopher Monckton

ICCC1 ICCC2 ICCC3 ICCC4 ICCC9 ICCC10 ICCC11 ICCC12 ICCC13 ICCC14

Christopher Monckton

Chief Policy Advisor, Science and Public Policy Institute

Ferenc Miskolczi

Ferenc Miskolczi

Atmospheric Physicist, NASA Langley Research Center (former)

Gerald Marsh

Physicist (retired), Argonne National Laboratory

Howard Maccabee

ICCC1 ICCC2 ICCC4

Howard Maccabee

President, Doctors for Disaster Preparedness; Clinical Instructor, Stanford University School of Medicine

Iain Murray

Director of Projects and Analysis; Senior Fellow, Competitive Enterprise Institute

Jennifer Marohasy

Jennifer Marohasy

Research Fellow, Institute of Public Affairs

President, 60 Plus Association

Joseph A. Morris

ICCC14 ICCC15 ICCC16

Joseph A. Morris

Chairman, Board of Directors, The Heartland Institute

Julian Morris

ICCC1 ICCC4 ICCC7

Executive Director, International Policy Network

Ken Malloy

Executive Director, Center for the Study of Carbon and Energy Markets

Rap Artist and Climate Skeptic, Independent

Marc Morano

ICCC1 ICCC2 ICCC4 ICCC6 ICCC7 ICCC9 ICCC10 ICCC14 ICCC15 ICCC16

Executive Editor & Chief Correspondent, CFACT / ClimateDepot.com

Mark Mills

Senior Fellow; CEO, Manhattan Institute; Digital Power Group

Nils-Axel Mörner

ICCC4 ICCC8 ICCC9

Nils-Axel Mörner

Head, Paleogeophysics & Geodynamics (emeritus), Stockholm University

Owen McShane

✝ Deceased (1941-2012)

Chairman, Policy Panel, New Zealand Climate Science Coalition

Patrick J. Michaels

✝ Deceased (1950-2022)

ICCC1 ICCC2 ICCC3 ICCC4 ICCC6 ICCC7 ICCC9 ICCC10 ICCC12 ICCC13 ICCC14

Patrick J. Michaels

Research Professor of Environmental Sciences; Senior Fellow, University of Virginia; Cato Institute

Patrick Moore

ICCC9 ICCC14 ICCC15

Cofounder & Former President, Greenpeace

Patrick Morrisey

Patrick Morrisey

Governor, State of West Virginia

Phelim McAleer

Director and Producer, Not Evil Just Wrong

Robert J. Michaels

Robert J. Michaels

Professor of Economics, California State University, Fullerton

Robert Mendelsohn

Robert Mendelsohn

Professor of Economics; Edwin Weyerhaeuser Davis Professor of Forest Policy, Yale University

Robert Murphy

Economist, Institute for Energy Research

Roger Helmer, MP

Roger Helmer, MP

Member of the European Parliament, UK Independence Party

Ross McKitrick

ICCC1 ICCC2 ICCC4 ICCC12 ICCC14 ICCC15 ICCC16

Professor of Economics & Finance, University of Guelph

Stephen McIntyre

Stephen McIntyre

Primary Author, Climate Audit (blog)

Steven J. Milloy

ICCC1 ICCC12 ICCC14 ICCC16

Steven J. Milloy

Policy Advisor & Board Member, The Heartland Institute / JunkScience.com

Todd Myers

Environmental Director, Washington Policy Center

Tom McClintock

U.S. Representative (R-CA), U.S. Congress

Tom Moser

Former Senior Executive, NASA (retired)

Wolfgang Müller

ICCC10 ICCC11 ICCC14 ICCC15

Wolfgang Müller

General Secretary, European Institute for Climate and Energy (EIKE)

Joanne Nova

Author and Science Communicator, Independent

Government Relations Director, The Heartland Institute

Marita Noon

Executive Director, Citizens Alliance for Responsible Energy

Mike Noel

Utah State Representative, Utah State Legislature

Isaac Orr

ICCC10 ICCC11 ICCC12

Research Fellow, The Heartland Institute

James J. O’Brien

James J. O’Brien

Robert O. Lawton Distinguished Professor Emeritus, Florida State University

Environment Program Director, International Policy Network

Marlo Oaks

State Treasurer, State of Utah

Andreas Prokoph

✝ Deceased (1965-2016)

Andreas Prokoph

Adjunct Professor, Carleton University; SPEEDSTAT

Benny Peiser

ICCC1 ICCC2 ICCC13

Social Anthropologist, Liverpool John Moores University

Douglas Pollock

Douglas Pollock

Civil Engineer & Energy Policy Analyst, CLINTEL / CO2 Coalition

Garth William Paltridge

✝ Deceased (1940-2026)

Garth William Paltridge

Emeritus Professor; Visiting Fellow, Australian National University

Geoffrey Pohanka

Chairman, Pohanka Automotive Group

Gernot Patzelt

Emeritus Professor, University of Innsbruck

Ian Plimer

Emeritus Professor of Earth Sciences, University of Melbourne

Lois Perry

Director UK/Europe, The Heartland Institute

Tim Patterson

ICCC1 ICCC2 ICCC4

Professor of Geology, Carleton University, Ottawa

Arthur Robinson

ICCC1 ICCC2 ICCC4

Arthur Robinson

Co-Founder; Professor of Chemistry, Oregon Institute of Science and Medicine

Craig Rucker

ICCC14 ICCC15 ICCC16

Co-Founder & President, CFACT (Committee for a Constructive Tomorrow)

Dana Rohrabacher

Dana Rohrabacher

U.S. Representative, U.S. House of Representatives

Helen Roe

Senior Lecturer in Physical Geography, Queen's University Belfast

Norman Rogers

Volunteer Fellow, Heartland Institute

Paul Reiter

ICCC1 ICCC2 ICCC8

Professor; Chief, Insects and Infectious Disease Unit, Institut Pasteur, Paris

Former Professor of Physics, James Cook University (retired)

Ronald J. Rychlak

Ronald J. Rychlak

Professor of Law and Associate Dean for Academic Affairs, University of Mississippi School of Law

Tiffany Roberts

Tiffany Roberts

Policy Consultant, California Senate Republican Caucus

Senior Policy Analyst, The Heartland Institute

Anika Sweetland

Climate & Energy Policy Analyst, CO2 Coalition

Talk Radio Host; Author; Former TV Meteorologist, KSFO

Executive Director, Heartland Impact, The Heartland Institute

Research and Studies Director, Istituto Bruno Leoni

Director, Natural Resources Task Force, American Legislative Exchange Council (ALEC)

Charles G. Koch Professor of Economics, Troy University

Senior Fellow for Energy and the Environment, Thomas Jefferson Institute for Public Policy

David Stevenson

Director, Center for Energy & Environmental Policy, Caesar Rodney Institute

Douglas Southgate

Professor, Ohio State University

Marine Biologist and Independent Consultant, Center for Climate/Ocean Resources Study

Graeme Swindles

Paleoclimatologist and Tephrochronologist, Independent

ICCC4 ICCC9 ICCC10

H. Leighton Steward

Chairman; Geologist, PlantsNeed CO2 / CO2 Is Green; Southern Methodist University

Harrison Schmitt

ICCC2 ICCC3 ICCC4 ICCC6 ICCC7

Harrison Schmitt

Former U.S. Senator; Adjunct Professor, University of Wisconsin-Madison

James Sensenbrenner

James Sensenbrenner

U.S. Representative (R-WI), U.S. Congress

Retired Director, Sierra Nevada Field Campus, San Francisco State University (retired)

Visiting Scholar, American Enterprise Institute

ABC News Correspondent, Co-Anchor, ABC News / 20/20

Former Governor & White House Chief of Staff, State of New Hampshire

Lawrence Solomon

Author, Columnist & Managing Director, Energy Probe Research Foundation

Senior Vice President of Policy, American Legislative Exchange Council (ALEC)

Author and Commentator, Independent

Founder, Naomi Seibt Institute

Nicola Scafetta

Research Scientist, Duke University

ICCC2 ICCC7 ICCC8 ICCC13

Professor, Racah Institute of Physics, Hebrew University of Jerusalem

Professor of Economics, Utah State University

Energy Consultant & Policy Advisor, PTS Advance / The Heartland Institute

Roy W. Spencer

ICCC1 ICCC2 ICCC3 ICCC4 ICCC6 ICCC9 ICCC10 ICCC13 ICCC14

Principal Research Scientist, University of Alabama in Huntsville

Physicist, Harvard University, John M. Olin Institute (Former Associate)

S. Fred Singer

✝ Deceased (1924-2020)

ICCC1 ICCC2 ICCC3 ICCC4 ICCC6 ICCC7 ICCC8 ICCC9 ICCC10

President; Distinguished Research Professor, Science and Environmental Policy Project; George Mason University

Fellow & Director, Free Enterprise Project, National Center for Public Policy Research

Vice President & Publisher, The Political Forum

ICCC1 ICCC2 ICCC4 ICCC7 ICCC11

Associate Professor of Resource and Environmental Geology, University of Oslo

Chairman, SEPP; President/CEO, Western Technology, Inc.

U.S. Rep. Lamar Smith

U.S. Representative, U.S. House of Representatives

Willie Soon

ICCC1 ICCC2 ICCC3 ICCC4 ICCC6 ICCC7 ICCC9 ICCC10 ICCC11 ICCC12 ICCC14 ICCC15 ICCC16

Co-Founder & Researcher, Center for Environmental Research and Earth Sciences (CERES)

David Tuerck

ICCC1 ICCC3 ICCC4 ICCC6

Professor and Chairman, Dept. of Economics; President, Suffolk University; Beacon Hill Institute

George H. Taylor

State Climatologist, Oregon, Oregon State University

President, European Institute for Climate and Energy (EIKE)

ICCC1 ICCC3 ICCC4 ICCC6 ICCC7 ICCC8 ICCC9 ICCC10 ICCC11 ICCC12 ICCC13 ICCC14 ICCC15 ICCC16

James M. Taylor

President, The Heartland Institute

John Theon

Retired Senior NASA Atmospheric Scientist, NASA

Mitchell Taylor

Polar Bear Biologist, Lakehead University

Richard Trzupek

Principal Consultant, Mostardi Platt Environmental

Fellow in Environmental Studies, Pacific Research Institute

Timothy Terrell

Professor of Economics, Wofford College

Arthur Viterito

Arthur Viterito

Retired Professor of Physical Geography, College of Southern Maryland (retired)

Brian Valentine

Brian Valentine

General Engineer, U.S. Department of Energy

Distinguished University Professor Emeritus, University of Ottawa

Robert Vogt

President, Midwest Pressure Systems, Inc.

Vice President of Marketing & Multimedia, CO2 Coalition

ICCC1 ICCC4 ICCC6 ICCC7 ICCC9 ICCC10 ICCC13 ICCC14 ICCC15 ICCC16

Senior Fellow, Environment & Climate, The Heartland Institute

Gerd-Rainer Weber

Consulting Meteorologist, Independent

Gregory Wrightstone

Executive Director, CO2 Coalition

Kathleen Hartnett White

✝ Deceased (1949–2024)

Kathleen Hartnett White

Distinguished Senior Fellow; Director, Texas Public Policy Foundation

Paul Waggoner

✝ Deceased (1923–2022)

Distinguished Scientist, Connecticut Agricultural Experiment Station

Managing Partner, Fusion Law, PLLC

ICCC7 ICCC9 ICCC10 ICCC12

Thomas Wysmuller

Meteorologist; NASA Alumnus, Independent

Vice President and Policy Analyst, Cascade Policy Institute

S. Stanley Young

S. Stanley Young

Former Assistant Director for Bioinformatics, National Institute of Statistical Sciences

Benjamin Zycher

ICCC10 ICCC12 ICCC13 ICCC14 ICCC15 ICCC16

Benjamin Zycher

Senior Fellow, American Enterprise Institute

Lee Zeldin

Administrator, U.S. Environmental Protection Agency

Miklos Zagoni

Physicist and Science Historian, Eotvos Lorand University, Budapest

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