Calestous Juma Retweeted Jim Harris
This is amazing!https://twitter.com/JimHarris/status/597025869509558272 …
Calestous Juma added,
6:13 AM - 9 May 2015
0 replies
2 retweets
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.