▁letters ▁and ▁articles ▁for ▁numerous ▁publications , ▁including ▁Conserv ative Home ▁and ▁The ▁House ▁magazine . ▁ ▁Lex den ▁is ▁a ▁frequent ▁contrib utor ▁to ▁many ▁national ▁newsp apers , ▁offering ▁a ▁historical ▁context ▁to ▁modern ▁political ▁life . ▁ ▁Other ▁activities ▁ ▁With ▁the ▁Conserv ative ▁return ▁to ▁opposition ▁in ▁ 1 9 9 7 , ▁Co oke ▁worked ▁as ▁General ▁Secretary ▁of ▁the ▁Independent ▁School s ▁Council ▁from ▁ 1 9 9 7 ▁to ▁ 2 0 0 4 ▁and ▁later ▁became ▁President ▁of ▁the ▁Independent ▁School s ▁Association . ▁He ▁has ▁also ▁been ▁a ▁Governor ▁of ▁The ▁John ▁Lyon ▁School ▁H arrow ▁from ▁ 1 9 9 9 ▁to ▁ 2 0 0 5 ▁and ▁Pat ron ▁of ▁the ▁Northern ▁Ireland ▁School s ▁Deb ating ▁Compet ition ▁since ▁ 2 0 0 1 . ▁He ▁is ▁a ▁frequent ▁contrib utor ▁The ▁Times ▁Let ters ▁and ▁Ob itu ary ▁pages . ▁ ▁Lex den ▁is ▁an ▁occas ional ▁television ▁guest ▁present er . ▁In ▁ 2 0 1 9 , ▁he ▁presented ▁a ▁BBC ▁TV ▁programme ▁called ▁Prime ▁Properties ▁about ▁former ▁Prime ▁Minister ▁Stanley ▁Bald win ▁ ▁Publications ▁ ▁Lord ▁Car ling ford ' s ▁Journal ▁( 1 9 7 1 ) ▁( joint ▁editor ) ▁ ▁The ▁G over ning ▁Pass ion ; ▁Cab inet ▁Government ▁and ▁Party ▁Polit ics ▁in ▁Britain ▁ 1 8 8 5 – 8 6 ▁( 1 9 7 4 ) ▁( joint ▁author ) ▁The ▁Ash bourne ▁Pap ers ▁ 1 8 6 9