Donald (Don) Keiller
- Ph.D., Plant Biochemistry, Cambridge University (1982).
- M.A., Natural Sciences, Cambridge University (1980).
- P.G.C.E., Cambridge University (1978).
Master’s degree in management from HEC Montréal, with a specialization in applied economics and a thesis on the federal budget deficit. 
Nathalie Elgrably-Lévy has been a economics teacher at HEC Montreal since 1992, and is a senior economist and director of the Montreal Economic Institute (MEI).
Levant holds a commerce degree from the University of Calgary and law degree from the University of Alberta. 
Reynauld Du Berger is emeritus professor of geophysics at the University of Quebec at Chicoutimi. His background is in geological engineering and seismology. 
According to Franks, “I'm primarily a hydrologist, but I study what we call hydro-climatology, and that really is the hydrological impacts of climate variability.” 
David H. Padden was the founder of the Heartland Institute, a founding director of the Cato Institute, and played a prominent role in a number of other libertarian think tanks. Padden also started the small municipal bond firm Padden and Co. in the early 1960s.
Andrew W. Montford is a English writer, editor, chartered accountant, and the voice behind climate change skeptic blog Bishop Hill. He is also the author of The Hockey Stick Illusion (2010). He currently lives in Scotland.
Werner Weber is an emeritus professor of physics at the Technical Univeristy of Dortmund. He has done past research with Bell Laboratories, and was a visiting research scientist at AT&T Bell Laboratores in Murray Hill, NJ.