<P> The people in this section are key members of corporate leadership . </P> <P> Since going public in 1993: </P> <Ul> <Li> Thomas J. Wilson (2007--present) </Li> <Li> Edward Liddy (1999--2006) </Li> <Li> Jerry D. Choate (1995--1999) </Li> <Li> Wayne E. Hedien (1993--1994) </Li> </Ul> <Li> Thomas J. Wilson (2007--present) </Li>

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