Her big break came at age 13,[7] when Jagaciak went on to land a Hermès campaign for the Fall/Winter 2007 season alongside Daria Werbowy, beating out 600 other candidates while still in primary school.

[8] Though Jagaciak's photos incensed some critics, who were upset at the idea of sexualizing girls at such a young age.

[9] Jagaciak was set to appear on the cover of Australian Vogue when the editor decided she was wasn't old enough, and she had to sit out fashion shows due to age regulations.

Jagaciak's mother believes her daughter has enough support to handle the tough industry but does not resent Australia's ban.

[10] After waiting 2 years, at 15 years of age, she made a splash in the fall 2009 shows, debuting at New York Fashion Week, walking in a slew of shows, from Donna Karan to Calvin Klein Collection (which she opened and closed), becoming one of the most talked-about newcomers of the fall 2009 season.

[12] Designer Francisco Costa said of her when she became the face of Calvin Klein, "She possesses a timeless beauty that gives her the ability to be highly versatile, making her one of the most promising new models today.

7 opening for Tommy Hilfiger and closing shows for Derek Lam, Richard Chai LOVE.

[16] Jagaciak and her family live in Mosina, a town surrounded by the Greater Poland National Park about 20 km south of Poznań.