Autumn is upon us which means transitioning to cooler gear.

And just like you pick up new clothes for the cooler months, your skin requires different products as well. That’s why we asked Annet King, Director of Global Education at the International Dermal Institute and Dermalogica, to focus in on what's important when the changing weather forces us to change our skincare routine.

Here are four things you need to do skin care-wise this fall.