Born into a family of rabbis in Warsaw, Abraham Joshua Heschel managed to move to London before Germany’s invasion of Poland but lost his mother and sisters to the Holocaust. The theologian eventually set base in New York, where he continued his work on Jewish philosophy and American civil rights.
Fausto Sozzini was an Italian theologian who co-founded the non-trinitarian Christian belief system known as Socinianism. His treatise De auctoritate scripturae sacrae, published in 1570, was highly influential on Remonstrant thinkers such as Simon Episcopius. He traveled a lot, spending time in Geneva, Florence, Basel, and Poland. He also authored several non-theological doctrines.
Polish Renaissance scholar and author Andrzej Frycz Modrzewski was one of the finest 16th-century Polish writers in Latin. Best known for his works such as Commentary on Reforming the Republic in Five Books, he advocated for empowering burghers and called for a religious reformation, thus angering both the church and the gentry.
Jan Szarek was a Polish bishop affiliated with the Evangelical-Augsburg Church in Poland. He headed the Polish Ecumenical Council from 1993 to 2001. He studied theology at the Christian Theological Academy before beginning his religious career. He received an honorary doctorate from the Christian Theological Academy in Warsaw. He died from COVID-19 in 2020.