So exactly what sort of workload can the average chairman of a fund complex handle? Evidently, quite a substantial one, according to a report from The Rocky Mountain News.

Dennis Mullen, 61, is chairman of the Janus Capital funds in Denver , a fund shop that's fighting to reestablish itself in the eyes of investors after the fund scandal. But Mullen is also the newly minted chairman and CEO of the struggling national restaurant chain Red Robin Gourmet Burgers in nearby Greenwood Village .

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