By Bill Leonard “Afterwards it happened, before I had ever heard of the existence of [Anabaptist] brethren, that a godfearing, pious man, named Sicke Snyder, was beheaded at Leeuwarden, for being rebaptized. It sounded strange to me, to hear a second baptism spoken of. …” So the 16th-century Catholic priest Menno Simons described a radical...