Esraa Bani

Herself (Population Action International)

Albert Bartlett

Himself - Host

Lester Brown

Himself (Earth Policy Institute)

Martha Campbell

Herself (Venture Strategies)

Susan Davis

Herself (BRAC)

Brian Dixon

Himself (Population Connection)

Paul R. Ehrlich

Himself - Host

Riane Eisler

Herself (Center for Partnership Studies)

Katie Elmore Mota

Herself (Population Media Center)

John Feeney

Himself (Environmental writer)