To Remain a Jew: The Life of Rav Yitzchak Zilber: Rabbi Yitzchak Zilber: 9781598265248: Amazon.com: Books
Just finished the book. It is amazing, extraordinary, mind-boggling and inspiring! Should be high up on the required reading list, almost on par with "A Tzaddik in Our Time!"
I have begun compiling a board of recommended reading at: http://www.pinterest.com/bigdeishesh/books/