Mother: Caring for 7 Billion
Voltar- Esraa BaniHerself (Population Action International)
- Albert BartlettHimself - Host
- Lester BrownHimself (Earth Policy Institute)
- Martha CampbellHerself (Venture Strategies)
- Susan DavisHerself (BRAC)
- Brian DixonHimself (Population Connection)
Paul R. EhrlichHimself - Host- Riane EislerHerself (Center for Partnership Studies)
Katie Elmore MotaHerself (Population Media Center)- John FeeneyHimself (Environmental writer)
- Sara MorelloHerself
- Malcolm PottsHimself (University of California at Berkeley)
- William N. RyersonHimself (Population Media Center)
- Peter SawtellHimself (Eco-Justice Ministries)
- Laura S. ScottHerself (author of Two Is Enough)
- Negussie TefferaHimself (Population Media Center)
- Mathis WackernagelHimself (Global Footprint Network)
- Lyuba ZarskyHerself (Monterey Institute of International Studies)
- Robert WalkerHimself (Population Institute)