博士（法学）
Sobolewski is a lawyer by education. In 1989 he graduated from the Law and Administration Faculty of the Jagiellonian University in Cracow. He holds the title of Doctor of law (PhD) from Université Panthéon-Assas (Paris II). He is legal advisor and, in that capacity, member of the Bar of Legal Advisors. Between 2006-2010, Sobolewski was the President of the Association of Polish Lawyers.