Exponent Inc. announced the appointment of Dr. Catherine Corrigan to the position of President, reporting to Dr. Paul Johnston, CEO. Dr. Corrigan joined Exponent’s Philadelphia office in 1996, was promoted to Principal in 2002 and to Corporate Vice President in 2005. She was promoted to Group Vice President to lead the Transportation Group and joined the Company’s Operating Committee in 2012. Dr. Corrigan is relocating to the Menlo Park office.