Basic Customization > User Interface Customization > Incorporating Pickers in JSP Clients > Configuring a Participant Picker in AngularJS > Objective > Background
  
Background
This AngularJS–based participant picker common component provides the ability to select from an expanded list of participants, including users, groups, organizations, roles, and actors. It provides a wide variety of search scope criteria with which you can narrow down the search, including the ability to configure LDAP as a selectable option.
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This topic describes how to customize an AngularJS-based participant picker for use in a standalone, single-page application based on AngularJS, HTML, or Javascript. The AngularJS-based participant picker was introduced in Windchill 11.0. PTC recommends using it for standalone, single-page applications. To customize a participant picker to use in a JCA page, refer to the JCA-based participant picker topic Configuring a Participant Picker in JCA.