IBM CEO Virginia Rometty — one of few women chief executives in tech — gives a keynote address at the Mobile World Congress in Barcelona, Spain. CREDIT: IBM Lyndsay Kirkham was just trying to have lunch with her son and his father on Monday when she overheard a group of IBM executives at the next table say, “We’re not hiring any young women because they just get pregnant again and again.” Shocked and appalled, she started live-tweeting the encounter.