Partner, Steptoe & Johnson LLPStewart Baker is a partner at Steptoe. He returned to the firm following 3 1/2 years at the DHS as its first Assistant Secretary for Policy. He managed one of the nation's premier technology law practices at Steptoe before accepting the DHS post. His practice covers national security, electronic surveillance, law enforcement, export control encryption, and related technology issues. He has been a key advisor on US export controls and on foreign import controls on technology. Stewart was responsible for spearheading the government-private sector coalition that permitted major telecommunications equipment manufacturers and carriers to break the decade-long deadlock with law enforcement on wiretapping of modern technology, permitting successful implementation of the CALEA.