[2] Selznick began her career at Toronto's Nelvana studio, participating in several efforts such as Layout Artist on Rock & Rule, Story Supervisor on 64 half hours for Inspector Gadget and Director on Strawberry Shortcake and the Baby Without a Name.
[2] She moved on to direct The Care Bears Movie, released in 1985 by the Samuel Goldwyn Company in the United States,[1] and Astral Films[3] and Criterion Pictures Corporation[4] in Canada.
[9] Selznick has been on story teams for several other children's films and television series, among them Nelvana's Clone High; Disney's Return to Never Land; the British animated feature The King's Beard; the Nicktoons sci-fi saga Skyland; Treehouse TV's Toot & Puddle; and many other productions.
"[11] Selznick completed two years, 2014-2016 as a key member of the story team of the CG animated feature film, The Nut Job 2, produced in Toronto by Toonbox Entertainment.
2017–2018: Director of award-winning The Most Magnificent Thing for Corus's Nelvana based on the popular children's book by Ashley Spires, narrated by Whoopi Goldberg, screenplay by John van Bruggen.