Calling all eartheater and Apisto enthusiasts

Apistogramma cacatuoides.
Photo from http://www.dwarfcichlid.com/.
Geophagus sp. Tapajos ‘Red head’.
Photo from https://azgardens.com/.

I’m looking for some Apistogramma and eartheater (Geophagus/Satanoperca) experts/enthusiasts to interview. Know anyone? Drop me a line if you do along with their contact information, if you have it.