To keep George motivated, his manager can plan weekly meetings for staff to discuss their work.
In the question, we are given,
George is fun to be around but loses interest in his work without regular dialogues about it.
As a portfolio risk analyst, his tasks can be tedious and detail-oriented.
Therefore, if George's manager plan weekly meeting for staff to discuss their work. It will give George time and place to work with regular dialogues without which he can not work.
Hence, to keep George motivated, his manager can plan weekly meeting for staff to discuss their work.
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