01:50 - Source: CNN
Marissa Mayer takes over at Yahoo!

Story highlights

Yahoo's new CEO Marissa Mayer spent 13 years at Google

We've collected some of the career and life philosophies that have helped Mayer to the top

Having hobbies and imposing constraints can encourage creativity, she says

Mayer: "I always did something I was a little not ready to do. I think that's how you grow."

CNN —  

This week, 37-year-old Marissa Mayer became CEO of Yahoo, an internet provider with many problems, although an audience isn’t one of them – the company claims more than half a billion people currently access its products a month, and Mayer told the New York Times she considers it “one of the best brands on the internet.”

Mayer also announced Tuesday that she is pregnant. She and husband Zack Bogue are expecting a baby boy in October.

Read more: If Marissa Mayer can ‘have it all,’ can you?

A Silicon Valley veteran, Mayer became Google’s 20th employee in 1999, after completing a Masters in Computer Science at Stanford University. She leaves Google after 13 years, having heading up its search team and, for the last two years, leading location and maps services. This year, she also joined the board of retail giant Wal-Mart.

Now, one of the most powerful women in the tech industry, Mayer regularly shares her philosophies on life and work. Here, we’ve gathered together some of the lessons that have helped Mayer on her way to the top.