Dr. Purnell uses the analogy of ice "floating to the top" to describe proper circumstances for positive outcomes.
He talks about pressures and the adverse effect it has on ice formation, furthering the analogy of poverty and not rising to the top. Ice is the type of structure one needs to succeed in life -- freezing temperature (ideal circumstances) help a child get to a better place
Dr. Purnell is an Assistant Professor in the George Warren Brown School of Social Work at Washington University in St. Louis. He teaches in both the public health and social work graduate programs, and his research focuses on the social and economic factors that drive health outcomes.
Dr. Purnell is committed to health equity, educational opportunity, and economic viability for everyone. His work as an academic researcher and a community member is focused on making that aspiration a reality.
This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at http://ted.com/tedx