before linkedin cofounder reid hoffman made him a proposition to help run the professional social network. it was a match made in silicon valley heaven. weiner became the ceo he never expected to be and hoffman stayed on as chairman. linkedin has over 400 million members in 200 countries but faces its biggest challenge yet. so big, jeff weiner donated $14 million stock bonus to his employees. joining me today on "studio 1.0," jeff weiner. thank you so much for being here. we will start with the elephant in the room. after the first quarter earnings report, stocks plummeted 40+%. it still has not recovered. is the magnitude of that market reaction fair? jeff: who's to say whether or not it is fair. that's what markets do. they determine the day-to-day price. i think it was a surprise. we were not expecting that kind of response. when you look at the core elements of our business, they remain healthy. if you look at north american fuel cells for our flagship recruiter product, growth there has remained consistent. marketing solutions, business-wise, it'ss the fastest-growing business. and p