Main contributor
- Blair, John1
- Bob Gonyea1
- Bob Woolford1
- Borgo Ton, Mary1
- Bourgon, Lyndsie1
- Brain, Matt1
- Brant Ellsworth1
- Brian M. Watson2
- Brian Watson1
- Bright, Jim1
- Brondizio, Eduardo1
- Brown, Dan10
- Bump, Philip1
- Burt, Johnny (narrator)4
- Burt, Johnny (narrator); McIntosh-Burt, Exnar (narrator)1
- Caine, Paul J.1
- Cameron, Jon1
- Campbell, Arianne (narrator)4
- Campbell, Chelsea1
- Carl Lenthe1