412 A.2d 1128 W. R. Grace, Petitioner v. Commonwealth of Pennsylvania, Unemployment Compensation Board of Review, Respondent. Commonwealth Court of Pennsylvania.Argued March 14, 1980 April 10, 1980. Unemployment compensation — Willful misconduct — Burden of proof — Illness — Discharge policy. 1. In an unemployment compensation case, the employer has the burden of proving willful […]