The Colle is a solid, reliable system of development based on the popular opening move 1 d4. A major selling point is that although the system is very easy to learn and play it leads to complex, exciting middlegame positions where White often launches a violent attack against Black's king.The Colle is a particular favourite amongst club players, but is often also seen at grandmaster level

Richard Palliser is an International Master and the editor of CHESS Magazine. In 2006 he became co-British Rapidplay Champion and in 2019 finished third in the British Championship. He has established a reputation as a skilled chess writer and written many works for Popular Chess, including the bestselling The Complete Chess Workout.