Please convert the following to a list of unique names of persons mentioned in the article.

Here's the article:
But a hotly contested primary is likely to drag the eventual nominee to the right, even on issues that could otherwise favor his party. Mr. DeSantis, widely seen as Mr. Trump’s most serious challenger, signed a ban on abortion in his state after six weeks, a threshold before many women know they are pregnant.

And at some point, Republicans’ drive against transgender people and their fixation on social issues may appear to be bullying — or simply far afield from real issues in the lives of swing voters, said Ms. Caprara, the chief of staff for the Illinois governor.

“There’s this toxic soup between abortion, guns, gay rights, library books, African American history,” she said. “It just comes across to people as, ‘Who are these people?’”

The biggest issue, however, may be the storm cloud on the horizon that may or may not burst — the economy. In 2020, Mr. Biden became one of the few presidential candidates in modern history to have triumphed over the candidate who was more trusted on the economy in polls.
- Mr. DeSantis
- Mr. Trump
- Ms. Caprara
- Mr. Biden