Charging a cover for lab participation

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I am considering implementing a new policy this fall in the lab portion of my primary course. The short version is: students would need to read/watch certain things before coming to lab that would prepare them for the day’s activity. Before entering the lab classroom, they would be handed a (relatively easy) quiz on those materials. These practices are pretty standard in lab courses, in my experience. Here’s the twist: if a student didn’t get at least a 75% on the quiz, s/he would not be allowed to participate in the lab, and would forfeit all points associated with it.

If you’re like me, your first reaction to that is, “Wo. That’s pretty harsh.” Continue reading

Between a rock and a hard concept: teaching multilevel selection

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This post is by Leslie Curren.

I recently came across Amy’s post from last October about the ecological concepts people find the most difficult to teach, and knew my own answer immediately: multilevel selection. I was surprised no one else had mentioned it, although perhaps that’s because it is more evolution than ecology. But given the tight links between ecology and evolution, I still expected someone to bring it up—multilevel selection always finds its way into every course I teach, and that includes General Ecology (as well as Animal Behavior, Behavioral Ecology, Intro Bio, and others). Continue reading