read up on

Related to read up on: To read between the lines, in stride, give it a shot

read up on (someone or something)

To increase one's knowledge of a person or topic by reading about them or it. I better read up on this material before I try to teach it tomorrow. The more I read up on the political candidate, the more I came to distrust him.
See also: on, read, up
Farlex Dictionary of Idioms.

read up on

v.
To study or learn something by reading: I read up on the places I plan to visit before I travel.
See also: on, read, up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • at the end of (one's) fingertips
  • better (to be) safe than sorry
  • better safe than sorry
  • about/on your person
  • (one's) bearings
  • (one's) old man
  • (one's) old lady
  • at (one's) doorstep
  • at doorstep
  • at expense