Boies also knows what happens when a powerful chief executive is flushed into the field by a board of directors with its own agenda.

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Meanwhile Leicestershire remain in turmoil off the field with an informal meeting of the directors later this week likely to decide whether or not Neil Davidson remains as chairman after calls for his resignation.

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In June 2011, U.S. Immigration and Customs Enforcement Director John Morton fired off an internal memorandum -- the "Morton memo, " as it became known -- to all directors, agents and general counsel in the agency's field offices.

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Under the authority of the Director-General, the Assistant Directors-General are responsible for providing intellectual leadership and strategic vision both in the field of their respective Sector and Field Offices.

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