December 15th, 2020
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Oakland, Calif. – The Oakland A’s have announced their 2021 player development department and minor league coaching staffs, including the promotion of
Bobby Crosby to manager of the Midland RockHounds, and the promotion of
Adam Rosales to manager of the Arizona A’s.
Ed Sprague enters his sixth season with the A’s and his second season as Director of Player Development. The former infielder’s time with the A’s also includes stints as the assistant director of player development and coordinator of on-field analytics, coordinator of instruction, and roving instructor.
Keith Lieppman begins his 51st season with Oakland and his second as Special Advisor to Player Development after transitioning to the role in 2020.
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Athletics Announce Player Development Staff for 2021 Oakland, Calif. – The Oakland A’s have announced their 2021 player development department and minor league coaching staffs, including the promotion of Bobby Crosby to manager of the Midland RockHounds, and the promotion of Adam Rosales to manager of the Arizona A’s. Ed
Athletics Announce Player Development Staff for 2021
Oakland, Calif. – The Oakland A’s have announced their 2021 player development department and minor league coaching staffs, including the promotion of
Bobby Crosby to manager of the Midland RockHounds, and the promotion of
Adam Rosales to manager of the Arizona A’s.
Ed Sprague enters his sixth season with the A’s and his second season as Director of Player Development. The former infielder’s time with the A’s also includes stints as the assistant director of player development and coordinator of on-field analytics, coordinator of