Can you apply to more than one PhD program?

No. An application may be made to only one department or program at the Graduate School per term.

What is a good number of grad schools to apply to?

In terms of a target number—assuming that time is not a factor and you can commit yourself to all of your applications—five or six is generally optimal. You’ll want to divide your schools into three general categories: Dream Schools: places you’d love to attend, but where your chances of acceptance are uncertain.

Is it possible to transfer PhD from one university to another?

Basically yes, as long as the university has the same field of study and adviser(s) to support you on your research problem.

Why would someone apply for a second PhD after completing one?

You didn’t mention what country you are in or the relative standing of the two universities & supervisors involved. Sometimes people apply for a second PhD because their first one is not sufficiently well respected to get at good job. Another reason is because the candidate really is just enjoying that stage of life.

Do grades matter when it comes to getting a PhD?

Sometimes someone’s grades keep them from getting into a good graduate program, or they face other constraints (geographical or financial) in their choice of programs, or they fail to connect well with their advisor. They may eventually get a Ph.D., but not under good circumstances, and a second Ph.D. might lead to a much better career.

Is it worth doing a second PhD in Canada?

In fact, Canada actively discourages it. So, the best reason I think a person would choose a second PhD is to survive and since, PhD is usually longer than a postdoc could hope to acquire skillsets that could be used in industry and subsequently find a job.

How do I become a postdoc in pure math?

If you could get into a suitable department, taking pure math graduate courses, for a year or two you could aim to do several things: Refresh your pure math skills. Demonstrate aptitude for pure math. Reconnect to current research. Find a mentor. Find people to write letters of recommendation for a postdoc.