[5] Walczak founded and ran the nonprofit Codman Square Health Center in Dorchester for more than thirty years.
[9] In 2000, Walczak co-founded the Codman Academy Charter Public School [10] and remains its president.
An article in the Boston Globe speculated that Walczak's activist background did not fit with the ethos of the private company, Steward Health Care System, that owned the hospital.
[6] Walczak had proposed a three-year plan which required additional financial investment from Steward.
[14] Walczak is the chairman of STRIVE,[15] a job training program located in Dorchester; and is a member of the Executive Advisory Council for WBUR Radio.