4 ▁when ▁he ▁was ▁elected ▁to ▁the ▁Senate . ▁Unable ▁to ▁seek ▁re - e lection ▁due ▁to ▁term - limits ▁in ▁ 2 0 1 2 , ▁Diam ond ▁was ▁replaced ▁by ▁Republican ▁Gary ▁Pl um mer . ▁ ▁In ▁ 2 0 1 4 , ▁Diam ond ▁again ▁ran ▁for ▁the ▁State ▁Senate , ▁this ▁time ▁in ▁the ▁Wind ham - based ▁ 2 6 th ▁district ▁in ▁C umber land ▁County , ▁and ▁was ▁elected ▁to ▁a ▁ 7 th ▁non - con sec utive ▁term . ▁ ▁Te aching ▁Diam ond ▁taught ▁in ▁Wind ham ▁Public ▁School s ▁from ▁ 1 9 6 8 ▁to ▁ 1 9 8 6 . ▁In ▁ 1 9 8 6 , ▁he ▁was ▁school ▁super int endent ▁of ▁Raymond , ▁Maine ▁Public ▁School s . ▁Mr . ▁Diam ond ▁also ▁worked ▁for ▁the ▁É lan ▁School ▁as ▁the ▁Director ▁of ▁Government ▁Rel ations . ▁ ▁Education ▁He ▁earned ▁a ▁B . S . ▁from ▁Gor ham ▁State ▁Te ach ers ▁College ▁in ▁ 1 9 6 8 , ▁a ▁M . A . ▁from ▁the ▁renamed ▁University ▁of ▁Maine , ▁Port / G or ham ▁in ▁ 1 9 7 2 . ▁He ▁later ▁earned ▁an ▁MA ▁from ▁the ▁University ▁of ▁Southern ▁Maine ▁and ▁the ▁University ▁of ▁New ▁England ▁in ▁ 1 9 9 4 ▁as ▁well ▁as ▁post ▁MA ▁studies ▁at ▁the ▁University ▁of ▁New ▁England ▁in ▁ 1 9 9 8 . ▁ ▁Pos itions ▁In ▁ 2 0 1