Peter Pan | Peter Gabriel | Peter Jackson | Peter | Saint Peter | Peter Paul Rubens | Peter Sellers | Peter the Great | Blue Peter | Peter Frampton | Peter Greenaway | Peter Brook | Peter Lorre | Peter Ustinov | St. Peter's Basilica | Peter Kropotkin | St. Peter | Peter Fonda | Peter Kay | Peter David | Peter Mandelson | Peter O'Toole | Peter Allen | Lord Peter Wimsey | Peter Sellars | Peter Schreier | Peter, Paul and Mary | Peter Davison | Peter Singer | Peter Maxwell Davies |
Important names in contemporary systems science include Russell Ackoff, Béla H. Bánáthy, Anthony Stafford Beer, Peter Checkland, Robert L. Flood, Fritjof Capra, Michael C. Jackson, Edgar Morin and Werner Ulrich, among others.