A letter to FIFA, signed by more than 90 civil society groups, expresses "deep concern" about Trump's immigration policies.

Such reference letters must state the position title, duration, duties and wage. Prospective immigrants who are obtaining reference letters should understand how officers determine whether specific ...

When writing a reference letter, keep the details professional rather than getting too personal. Focusing on the candidate’s ...

Researchers are often asked to write references or recommendation letters. Nature asked three senior scientists what they do when they can’t endorse someone. I’m a neuroscientist in the United ...