Who is Trump’s “border czar” Thomas Homan?

• President-elect Trump announced that Thomas Homan will serve as “border czar” in his administration.
• Homan served as acting head of Immigration and Customs Enforcement during Trump's first presidency.
• He was a proponent of the “zero tolerance” policy that separates children from their parents at the border.

President-elect Donald Trump announced Sunday that Thomas Homan would join his administration as “border czar,” overseeing the security of U.S. borders by land, air and sea.

Homan, 62, previously served as acting head of Immigration and Customs Enforcement during Trump's first presidency and as ICE deputy director for enforcement and deportation operations under President Barack Obama.

Here's a look at Homan's education, political leanings and career in the immigration industry.

Representatives for Homan, the Heritage Foundation and the Trump transition team did not immediately respond to a request for comment.