The Sigmanaut community is open to everyone. People use their real names, pseudonymes or are completely anonymous. The best place to ask questions is on Telegram or Discord. Below is an alphabetical list of community members that can be contacted, if you are having trouble getting a question answered about the Ergo blockchain or ecosystem.
The best way to contact Sigmanauts is simply to join Telegram, Discord or send a DM on Twitter. Alternatively, you could send an email to qx@sigmanauts.com.