While working for a big consulting firm in Lagos, Nigeria, Afua Osei repeatedly encountered women who wanted to advance professionally but didn’t know how. They needed guidance and mentoring. So, Osei and her colleague Yasmin Belo-Osagie started She Leads Africa, …

Visiting Subway’s website on a personal computer might not seem to have anything to do with checking the NFL’s app on a phone. But these discrete activities are the foundation for a new service to help marketers follow you around. …

Three Facebook Messenger app users have filed a lawsuit claiming the social network violated their privacy by collecting logs of their phone calls and text messages. The suit, filed Tuesday in federal court in northern California, comes as Facebook faces …