Anicetus was a Syrian-born bishop of Rome, the 11th including Peter (Peter [Apostle]); his pontificate was probably between 150 and 166 CE. His most notable contribution to the development of the church was a discussion with Polycarp, bishop of Smyrna (Polycarp of Smyrna), about the date of Easter. The two churchmen took opposing positions on the matter but agreed to differ, and Polycarp was hon…