Louis A. MEIER, M.D., Alphonse Digiovanni, M.D., Robert Driscoll, D.O., Arthur Martella, M.D., Appellants, v. Cynthia MALESKI, in her Official Capacity as Insurance Commissioner of the Commonwealth of Pennsylvania and Joseph Pulcini, in his Official Capacity as Director of the Medical Professional Liability Catastrophe Loss Fund, Appellees; William Davy SMITH, M.D., Gordon Clement, M.D., George R. Homa, D.O., Ronald A. Leonard, M.D. and Elizabeth Sun, M.D., individually and as members and representatives of that class of Commonwealth of PA health care providers etc., Appellants, v. Thomas CALLAHAN, Bruce Daley, Joseph Pulcini, Thomas Judge, acting in their Official Capacities while serving as Directors of the Medical Professional Liability Catastrophe Loss Fund and Cynthia Maleski, Constance Foster, George Grode, acting in their Official Capacities while serving as Commissioners of Insurance for the Commonwealth of Pennsylvania 1986-94, Appellees