Deirdre Mulligan takes the role of U.S. deputy chief technology officer, according to a person familiar with the matter.

Alexander Macgillivray says his top priority is to grow the team of technologists working at OSTP.

Megan Smith (Photo credit: Joi Ito Under a Creative Commons Attribution 2.0 license.) After a few days of rumor and speculation, Megan Smith will officially take over as the…