[4] Born in Aigle to an American father and an English mother, she was brought up in the Swiss ski resort of Villars.

She took two more second places in the 2010–11 season but fell and tore her anterior cruciate ligament, forcing her out of competition for 11 months.

In the 2018 Winter Olympics in Pyeongchang, Smith won the bronze medal in the women's ski cross competition.

[8] In the 2022 Winter Olympics in Beijing, Smith initially finished third place in the women's ski cross final and thought she had won the bronze medal.

[13] On 13 December 2022 the Court of Arbitration for Sport announced an agreement to share the third place between Smith and Maier with two bronze medals allocated by the IOC.