MSRI Mathematical Graphics Workshop: July 2003 Portland, OR
Masters Degree Happy Hour Athens, GA and AMS Sectional Meeting Los Angeles, California, April 3–4, 2004
IMSM: Industrial Mathematical Modeling Workshop CIIT Group August 2004 Raleigh, NC
IMA: Mathematical Modeling Industry X Workshop ExxonMobil Group August 2006 Minneapolis, MN
MSRI: Climate Change Workshop July 2008 Berkley, CA
12th International Approximation Theory Conference: March 2007 San Antonio, TX and JMM Washingtion DC January 2009