Head's up: First thing I did after Aya—figure out who to really talk to. Because we all know, the ones in charge, they're not "on the ground." Jaal had some pointers, and I got some names from smaller angaran colonies. It'll be a while before they trust us, but it's all about exposure. Saw it all the time in crisis response, especially post-combat zones.
Lo-consul Verand. If you see any messages from her, it's just me reaching out.
(Liam has included a list of media themed to First Contact. Genres include hard science fiction, and an asari vid about first contact with humanity, titled How They Must See Us.)