[EDITOR'S NOTE: This is the first in a series of stories profiling the in-house lawyers at the companies involved in the oil spill in the Gulf of Mexico. Come back to CorpCounsel.com for more profiles of the general counsel and in-house lawyers working at companies involved in the spill.]

As the Deepwater Horizon disaster in the Gulf of Mexico grows into the biggest oil spill in U.S history, and the number of lawsuits and investigations continues to mount, who is the top lawyer at BP, the company at the heart of the disaster?