Checklists are boring, but death is worse https://t.co/tIlAqpteE7 via @harvard
— Tony Walker (@agwalker01) October 18, 2017
In memory of Dr John Hinds
Checklists are boring, but death is worse https://t.co/tIlAqpteE7 via @harvard
— Tony Walker (@agwalker01) October 18, 2017