Physicist Lee Smolin talks about how the scientific community works: as he puts it, "we fight and argue as hard as we can," but everyone accepts that the next generation of scientists will decide who's right. And, he says, that's how democracy works, too. More of his lectures on his Website here.

Leroy Little Bear delivers the Spring 2011 Simon Ortiz and Labriola Center Lecture on Indigenous Land, Culture and Community.
Recorded March 24, 2011 at the Heard Museum in Phoenix, Arizona
Science depends on who is doing the defining, what we now accept as science, leaves out a lot of science.

Leroy Little Bear is a member of the Blood Tribe of the Blackfoot Confederacy. Leroy is the former Director of the American Indian Program at Harvard University and professor emeritus of Native Studies at the University of Lethbridge where he was department chair for 25 years. He has served as a legal and constitutional advisor to the Assembly of First Nations and has served on many influential committees, commissions, and boards dealing with First Nations issues. 

What Retractions Tell Us About Scientific Transparency by the journalist Ivan Oransky. His blog, Retraction Watch is here. 

Parts of a lecture by M. Jahi Chappell, Ph.D., Assistant Professor, Environmental Science and Justice at Washington State University, Vancouver to the Social Sustainability Colloquium at Portland State University, January 27, 2012. Entitled, Ecological Sustainability, Food, and Human Rights: The Necessity of 'Action Ecology' Dr. Chappell discusses the role of scientists as citizens and credible advocates. He suggests both are appropriate and when coupled with participation and outreach to the community, especially in the University setting, are effective at changing the status quo.

Videotaped by Ruth Ann Barrett, Sustainability Advocate, and founder of www.EarthSayers.tv, voices of sustainability.