Dr. Wertz is the President of Microcosm in Torrance, CA, and an Adjunct Prof of Astronautics at USC.  At Microcosm, he is responsible for the main business areas of space mission engineering, reducing space mission cost, and spacecraft and launch vehicle development, and has taught “Space Mission Analysis and Design” in over a dozen countries worldwide, including many government organizations and corporations in the US.  At USC he teaches “Reducing Space Mission Cost.”  He is the editor and a principal author of the books Space Mission Analysis and Design (=SMAD, the most widely used text and reference in astronautics worldwide), Space Mission Engineering (= SME, the current follow-on to SMAD), Spacecraft Attitude Determination and Control, Reducing Space Mission Cost (aimed at changing the way business is done in space), and Mission Geometry; Orbit and Constellation Design and Management.  Dr. Wertz is a Fellow of both the British Interplanetary Society and the American Institute of Aeronautics and Astronautics, and a member of the International Academy of Astronautics. Dr. Wertz received his PhD in physics at the University of Texas in Austin, his SB in physics at MIT, and his MS from George Washington University.