Jack Dorsey and his fellow Twitter cofounders were put into a position they weren 't prepared for when the site took off around 2008. Egos and competing visions ...

The long, hot summer for Twitter investors may get cut short after all. A Wall Street analyst said Friday that Twitter co-founder Jack Dorsey could be named the ...

Jack Dorsey is learning how difficult it is to be the CEO of not just one, but two, publicly traded companies. The Twitter TWTR +0.00% and Square CEO is no longer a billionaire as shares in his two tech companies dropped Wednesday morning.

One of Twitter's biggest problems beyond user growth was put into the spotlight Friday. Before a room of hundreds of black engineers, Twitter CEO Jack Dorsey said his company knows there is a diversity problem and is committed to overcoming it.

The Human Rights Campaign (HRC) and Equality NC just released a letter addressed to North Carolina Governor Pat McCrory, urging him to repeal the provisions of House Bill 2. H.B. 2 eliminates non-discrimination ordinances and effectively writes into the state law of North Carolina discrimination against LGBT people.

It all seemed so inevitable: that Jack Dorsey, the C.E.O. and co-founder of Twitter, would appear onstage at last week's TED ideas conference, in Vancouver; that ...