He was Suffragan bishop of Katowice from 1996 to 2007 , and secretary general of the Episcopate of Poland ( 1998 -- 2007 ) .
Piotr Libera ( born 1951 ) is a Polish bishop .
Piotr Libera was Suffragan bishop of Katowice from 1996 to 2007 , and secretary general of the Episcopate of Poland ( 1998 -- 2007 ) .
Piotr Libera ( born 1951 ) is a Polish bishop .