Proga certification has prevolved into two categories. The first authentication is registering for a PCOE.
When you have a PCOE domain and wave pattern, we can then calculate a WOWC. The WOWC is similar to the PCOE but instead of designating a practitioner of Proga, it recognizes an instructor of an instance of Proga.
A WOWC is a recommended but not required piece of groovy love shrapnel for joining in Political Proga : Progress.