Multiple people were involved in the development of Team Fortress 2.
Jay D. Roth -LRB- born October 23 , 1946 -RRB- is an American lawyer who serves as the national executive director of the Directors Guild of America -LRB- DGA -RRB- , the 16,000 member entertainment guild representing the economic and creative rights of directors and members of the directorial team working in film , television , documentaries , news , sports , commercials and new media throughout the world .. Directors Guild of America. Directors Guild of America