GSW 1452 – the Bradley lecture: leaky core


Meeting Number 1452

John Wesley Powell Auditorium, Cosmos Club, 2170 Florida Ave NW, Washington, D.C.

Wednesday 27 April 2011; Refreshments 7:30 pm; Meeting 8:00 pm


The Bradley Lecture

David Walker

“What Could Make the Core Leak?”

David Walker is the Higgins Professor of Earth and Environmental Sciences at Lamont-Doherty Earth Observatory of Columbia University. Through novel experiments, Dave seeks to understand the chemical and physical evolution of the terrestrial planets. He is a member of the National Academy of Sciences and has been awarded the Clarke Medal (1975), the Day Medal (1994), and the Hess Medal (2010).


Future meetings: 2011: Sept 14; Oct 5; Nov 9; Dec 14 (Annual Meeting); 2012: Jan 11.

GSW Website: <>


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