Assigning Resources
In JCVGantt
Select any task and open up the Properties Dialog
Go to the Resource tab, and double click on the top row of the Name column and a combo box list of resources will appear.

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Select the appropriate resource. Click OK when done.
In MindManager X5
Open the Task Info Pane, select any topic/task. Enter the name of the resource you want to assign to this topic

Useful Tip: It's easier to add resources in MindManager X5, but more prone to misspelling errors.
It's slower to add resources in JCVGantt, but safer in terms of typing errors.
Pick the style of entry most suitable to your work