R. Alexander Acosta Picked to Head Department of Labor By Linda R. Carlozzi & Philip B. Rosen on February 17, 2017 Email this postTweet this postLike this postShare this post on LinkedIn President Donald Trump has nominated R. Alexander Acosta to be Secretary of Labor. His nomination comes one day after Andrew Puzder, Trump’s first pick to lead the Department of Labor, withdrew his nomination. Please see the full blog.