![](https://pbs.twimg.com/media/EXG9czeWsAA9t_F.jpg)
![](https://pbs.twimg.com/media/EXG9dNsWkAIgX3C.jpg)
![](https://pbs.twimg.com/media/EXG9dN5WsAgWkis.jpg)
![](https://pbs.twimg.com/media/EXG9dOVWkAA2a1E.jpg)
![](https://pbs.twimg.com/media/EXG9dOFWsAAjGhi.jpg)
![](https://pbs.twimg.com/media/EXG9d8HWsAQ64hN.jpg)
![](https://pbs.twimg.com/media/EXG9d7DWoAEVHHs.jpg)
![](https://pbs.twimg.com/media/EXG9d-wXQAY6eUF.jpg)
![](https://pbs.twimg.com/media/EXG9d-zXYAgaY0f.jpg)
![](https://pbs.twimg.com/media/EXG9e9JXgAUl3Co.jpg)
![](https://pbs.twimg.com/media/EXG9e-ZXsAsQwsY.jpg)
![](https://pbs.twimg.com/media/EXG9e-FWAAE-g9N.jpg)
![](https://pbs.twimg.com/media/EXG9fASWAAADC-5.jpg)
![](https://pbs.twimg.com/media/EXG9fzdWAAA0vtb.jpg)
![](https://pbs.twimg.com/media/EXG9fyxWAAATDKw.jpg)
![](https://pbs.twimg.com/media/EXG9fy5XYAA5HyL.jpg)
![](https://pbs.twimg.com/media/EXG9fzQXkAMKrnl.jpg)
![](https://pbs.twimg.com/media/EXG9gWVWsAAsllf.jpg)
![](https://pbs.twimg.com/media/EXG9gWVX0AINGtU.jpg)
![](https://pbs.twimg.com/media/EXG9gWwX0AEJ9WZ.jpg)
![](https://pbs.twimg.com/media/EXG9gaGWoAA8Asc.jpg)
![](https://pbs.twimg.com/media/EXG9hQ4WAAIrC5h.jpg)
![](https://pbs.twimg.com/media/EXG9hR9X0AAe_OC.jpg)
![](https://pbs.twimg.com/media/EXG9hT2XsAAWSdh.jpg)
![](https://pbs.twimg.com/media/EXG9hV8XsAE-L2X.jpg)
![](https://pbs.twimg.com/media/EXG9iXGX0AAPzrq.jpg)
Keep Current with Yale PCCSM
This Thread may be Removed Anytime!
Twitter may remove this content at anytime, convert it as a PDF, save and print for later use!
1) Follow Thread Reader App on Twitter so you can easily mention us!
2) Go to a Twitter thread (series of Tweets by the same owner) and mention us with a keyword "unroll"
@threadreaderapp unroll
You can practice here first or read more on our help page!