If you had a choice, would you be a portfolio manager who knows a bit of every sector and ultimately make the final decision to allocate money, or would you be an equity analyst specializing in healthcare?
If I had a choice, I would rather choose the former.
There has been wide debates on whether being a generalist or a specialist is better for your career. The main benefit of being a generalist is that you know a wide range of things, but lack the depth. Likewise, the main benefit of being a specialist is that you are the expert in that field, but you probably know very little about other things.
In my opinion, I think being a generalist is better than a specialist and I share my thoughts below. You could have a differing opinion but that is okay.
Source: Harvard Business Review, survey conducted by two professors who studied records of ~400