SA hofo

I joined SA this week with some guidance from a fellow monger. Does anyone know about any of the following profiles

https://members.seeking.com/member/b...9lY2NpZS5uZXQv

https://members.seeking.com/member/0...9lY2NpZS5uZXQv

https://members.seeking.com/member/1...9lY2NpZS5uZXQv

Thanks