For me, George Michael is underrated. The Outside song is one people might not expect me to post being a "straight" guy, but I like the message behind it in that George's lyrics encourage the listener to come outside and be who they are instead of hiding it on the inside.
For me, you are who...
Got a lot of love for unsung session musicians. I honestly couldn't identify a great deal of them by name, but I know which artists used them (especially solo artists).
Session guys are people who generally help make a tour come together or an album come together.
Go for it. I'm no longer a prolific reviewer, but I use to write dozens and dozens of reviews as a paid freelancer. I'd be open to writing some when I had the time. I wouldn't even require credit in the form of a bio. It'd be more about informing readers about records.