In the seventh annual Power of Women issue, Variety celebrates five women who are using their clout to bring attention to worthy causes: Anna Kendrick, Oprah Winfrey, Susan Wojcicki, Salma Hayek Pinault and Gwyneth Paltrow.

Despite recent breakthroughs for the LGBTQ community, there are still pockets in the country where services offered by the Trevor Project are critical for teens at risk. That’s where Anna Kendrick steps in to help. “I just think that what they do is necessary,” she says. >>Read More

It was a trip to South Africa in 2000 that inspired Oprah Winfrey to build a school for girls, the Oprah Winfrey Leadership Academy, which opened in 2007. This year, she’ll attend the graduation of the fifth class, thanks to her contribution of over $100 million through the academy’s foundation, which continues to support them after graduation. >>Read More

With literacy and Google so intertwined — users must read in order to navigate through article and video searches — Susan Wojcicki is dedicated to advancing educational charity Room to Read. Wojcicki, CEO of Google’s YouTube video platform, is proud of the insight her company can deliver, and wants to ensure everyone can access it. >>Read More

Pamela Littky for Variety

In 2013, Salma Hayek Pinault co-founded Chime for Change with Beyonce and international fashion powerhouse Gucci. The campaign supports nongovernmental agencies with the mission of empowering women and girls around the world through initiatives focused on education, health and justice. Chime for Change has so far raised $7.3 million with 153 nonprofit partners to fund projects in 88 countries, benefiting 400,000 women and girls. >>Read More

Gwyneth Paltrow first learned about L.A. Kitchen from her chef pal Jose Andres. The nonprofit uses a 22,000-sq.-ft., $2.5 million facility in Northeast Los Angeles to train chefs from disadvantaged backgrounds. The chefs prepare meals using fruits and vegetables that would otherwise go to waste. The organization has a goal of serving 2,000 to 3,000 meals a day to the general public, and 3,000 to 6,000 more to senior citizens by 2016. >>Read More