▁and ▁youth ▁department , ▁of ▁which ▁after ▁ 1 9 8 3 ▁she ▁became ▁the ▁head . ▁During ▁this ▁time ▁she ▁under to ok ▁a ▁remote ▁learning ▁study ▁course ▁with ▁the ▁We imar ▁based ▁Academy ▁for ▁Public ▁Administration ▁(" F ach schule ▁für ▁Staats wissenschaft en ") ▁and ▁then ▁with ▁the ▁Academy ▁for ▁National ▁and ▁Leg al ▁Sciences ▁in ▁P ots dam - B abel s berg ▁which ▁led , ▁in ▁ 1 9 8 5 , ▁to ▁a ▁degree ▁in ▁Public ▁Administration ▁(" Di plom sta ats wissenschaft ler in "). ▁ ▁During ▁ 1 9 8 5 / 8 6 , ▁In a ▁Le u ke feld ▁served ▁as ▁an ▁Inform al ▁collabor ator , ▁identified ▁in ▁the ▁files ▁as ▁" IM ▁Son ja ". ▁She ▁was ▁working ▁not ▁for ▁the ▁Ministry ▁for ▁State ▁Security ▁but ▁for ▁the ▁C riminal ▁Police ▁service ▁K 1 . ▁It ▁later ▁turned ▁out ▁that ▁the ▁C riminal ▁Police ▁service ▁was , ▁for ▁most ▁purposes , ▁a ▁sub - de partment ▁of ▁the ▁Ministry ▁for ▁State ▁Security ▁which ▁operated ▁its ▁own ▁vast ▁network ▁of ▁Inform al ▁collabor ators , ▁as ▁a ▁key ▁pill ar ▁of ▁the ▁Sur ve ill ance ▁Society ▁that ▁East ▁Germany ▁had ▁become . ▁Later ▁Le u ke feld ▁test ified ▁that ▁she ▁had ▁not ▁been ▁aware ▁of ▁the ▁close ▁oper ational ▁connections ▁between ▁the ▁two ▁branches ▁of ▁government ▁and ▁she ▁expressed ▁deep ▁regret ▁over ▁her ▁invol vement ▁in ▁the ▁government ▁surve ill ance ▁network ▁as ▁an ▁Inform al ▁collabor ator . ▁The