If you are populating the RadOrgChart programmatically you have to do it on every postback. As an alternative you can bind it to an SqlDataSource, which will not require populating the control in the Page_Load handler.
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Feedback Portal
and vote to affect the priority of the items