Developers maintaining this spec and its reference implementations are often
found on the Aries channel of Hyperledger's Discord Server. You might also connect with
them via the Hyperledger Aries mailing
list, in Hyperledger working
groups, in
DIF and W3C
meetings, or at the semi-annual Internet Identity
Workshop or Rebooting Web of
Trust conferences. They sometimes answer
questions on stackoverflow tagged with decentralized-identifiers, decentralized-identity,
hyperledger-aries, or hyperledger-indy.