Fiduciary, per Wikipedia, is the ???highest standard of care at either equity or law.??? <a href="http://www.knoxnews.com/news/2011/jan/31/future-uncertain-proposed-fiduciary-standard-broke/">http://www.knoxnews.com/news/2011/jan/31/future-uncertain-proposed-fiduciary-standard-broke/</a> compares this to the suitability standard (which in the case of brokers, means that ???they must suggest investments that are appropriate for their clients, but could pick a suitable investment that also happens to ear