这项新的研究更细的研究延后上学半个小时会产生的影响，在研究开始和三个月后研究结束的时候，学生们被要求填写一份调查问卷。

This new study looks in more detail at the effect of a half-hour delay on school start time by asking students to fill in questionnaires at the start and end of the three-month study.

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研讨会结束后，Carsonified的创始人ryan Carson，同时也是FOWA和其他一些有意思的事件的参加者，问我他能否上传那三个半小时研讨会的视频。

After the workshop was over, Ryan Carson, the founder of Carsonified which puts on FOWA and a number of other interesting events, asked me if he could post the 3.5 hour workshop video.

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约6点半，我的作证结束了。按计划，三个半小时后我就得向全国发表电视讲话。

I finished the testimony at about six-thirty, three and a half hours before I was scheduled to address the nation.

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