Complex sentence: Thomas Andrews Drake (born 1957) is a former senior executive of the U.S. National Security Agency (NSA), decorated United States Air Force and United States Navy veteran, experienced with computer software, linguistics, management, and leadership.
Split into simpler sentences: Thomas Andrews Drake (born 1957) is a former senior executive of the U.S. National Security Agency (NSA) and a decorated United States Air Force and United States Navy veteran. He has experience with computer software, linguistics, management, and leadership.