User Chalk Extension
Specifies data about a particular user ($user, $post.User). Listed below are the available user methods and properties.
Avatar – User's avatar.
Bio – User's biographical information.
Email – User's email address.
Name – The username.
ProperName – A user's formal name. If null, it will be the Name.
PublicEmail - The user's public email address.
Roles – Array of roles the user has.
TimeZoneOffSet – User's time zone.
UniqueId – Unique ID (guid) of the user.
Website - URL of user's website.