PROFESSIONAL LEADERSHIP ROLES
- American College of Toxicology (ACT)
- Council (2001-2003)
- Vice President, President-Elect, President, Past President (2004-2007)
- American Board of Toxicology (ABT), Board of Directors (2011-2015)
- Academy of Toxicological Sciences (ATS)
- Board of Directors (2013-2016)
- Vice President, President, Past President (2017-2019)
- International Consortium for Innovation and Quality in Pharmaceutical Drug Development (IQ Consortium), Board of Directors (2013-2019)
- Society of Toxicology
- Secretary-Elect/Secretary (2013-2016)
- Vice President-Elect, Vice President, President, Past President (2016-2020)