[Opserty]

PHP Code:

// Browsing User's info (in templates): $bbuserinfo 
// Browsing User's info (in PHP Code): $vbulletin->userinfo;

// To get someone elses:
$userid = X; // Change X to which ever user you want
$userinfo = fetch_userinfo($userid);
// X's User Info: $userinfo 


Not sure as to what you are asking exactly, maybe that helps you though.