[1] In the early seventies, Lushington taught at the Royal Academy of Dramatic Art (RADA) in London.
[2] In 1987, Lushington's play Let's Go to Your Place, which she co-created with The Clichettes premiered at Nightwood Theatre's 3rd Groundswell Festival.
[8][4][9] Lushington also co-dramaturged Monique Mojica's Princess Pocahontas and the Blue Spots in 1989 with Djanet Sears.
[13] In 2011, Lushington directed Morning Glory, Karen Bolette Sonne's play about female prisoners with special needs.
[14][15] Lushington began teaching speaking skills at the Injured Workers Speakers School in Toronto in 2007.