Director since 1989
Mr. Walther, age 77, has served as Chairman and Chief Executive Officer of Tusker Corporation, a real estate and business management company, since 1997. He served as Chairman and Chief Executive Officer of ELS Educational Services, Inc., a provider in the United States and internationally of courses in English as a second language, between 1992 and 1997. Mr. Walther was President, Chief Executive Officer and a director of AIFS, Inc., which designs and markets educational and cultural programs internationally, from 1964 to 1993. Mr. Walther served as Chairman and a director of First Republic Bank from 1985 until 2007.