When Bornsztain acceded to the leadership of the Sochatchov dynasty in 1965 , the Radomsker Hasidim asked him to become their Rebbe as well .
Radomsker Hasidim officially became known as the Sochatchover - Radomsker Rebbe .
When Bornsztain acceded to the leadership of the Sochatchov dynasty in 1965 , the Radomsker Hasidim asked him to become their Rebbe as well , and he officially became known as the Sochatchover - Radomsker Rebbe .