Gardner then told his friend, John Horton Conway, about Carroll's algorithm and challenged Conway to come up with a simpler one.

加德纳把卡罗尔的算法告诉了他的朋友约翰·康威，并要求康威给出一个更简单的。

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One of these was a man named John Horton Slaughter.

VOA: special.2010.03.17

John Horton, who runs LegitScript, said his company also conducted in 2009 an unpublished review of Google's ads and found the same level of problems.

WSJ: Google Was Warned on Rogue Drug Ads

About the only sympathetic listener he could find was John Horton, a parasitologist at SmithKline and a passionate hunter of affordable cures for tropical parasites.

FORBES: A cure for neglect

The surgery was stopped at Banbury's Horton General on 18 January, with patients instead having to travel to Oxford's John Radcliffe Hospital.

BBC: Banbury Horton abdominal surgery suspension extended