According to TV Overmind, Dove Cameron will be one of the guest judges of Season 16 of Project Runway:

Crew

We can’t forget to mention that the show will be hosted by returning celebrities Tim Gunn and Heidi Klum. They will be joined by judges Zac Posen and Nina Garcia. Now to get to the designers we’ll be seeing soon. The Judges are also important cast members who appear as guest on various episodes. They will include Anne Fulenwider, Georgina Chapman, Rachel Brosnahan, Maddie Ziegler, Sophia Stallone, Carly Chaikin, Olivia Munn, Demi Lovato, Yolanda Hadid, Katie Holmes, Maggie, Q., Dove Cameron, Kate Upton, China Anne McClain, Kelsea Ballerini and Asia Kate Dillon.

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