Work across the Microsoft Identity stack (ADFS / Azure AD / Azure B2C (including custom policies)) putting together and implementing Identity solutions for customers, evangelising Identity, presenting etc.
Use the Microsoft Identity stacks to develop solutions using C# e.g. OWIN, ADAL and WIF.
Work across WS-Federation, SAML 2.0, OpenID Connect and OAuth 2.0.
Very active on stackoverflow and the Microsoft forums (as nzpcmad1).