是这样的.

是这样的. 美国大学的Research assistant professor职位 is a grant supported and non-tenure track position. Most likely, a research assistant professor is promoted from a postdoc after working for several years with a professor who has good funding and would like to support it. Research assistant professor earns a bit of higher salary than a postdoc but does the much similar job, and funding, either from a professor or from yourself, is the key. That is why 公开招聘Assistant research professor的机会很少. If a postdoc has his own grant to support his salary partly or fully, he is in a position of very easy to be a research assistant professor.