Jackson, MS Adult beginner rider trainer recommendations

Adult Nephew would like to learn to ride. Did pony rides as a kid, but had “issues” being comfortable on the saddle, so might prefer a guy trainer or at least someone able to teach him how to protect the family jewels!

There are lots of good threads on this topic here.
Here is one, that includes links to at least one other:

Search topics such as
male rider comfort
male rider underwear