Summarizing Our Instructors' Skills

	Not At All	Novices	Intermediates
Python	4	27	51
...NumPy/SciPy	16	34	32
...Packaging	44	20	18
...OOP	16	31	35
...Data Visualization	18	37	27
...Testing	16	40	26
R	50	18	14
...Data Visualization	54	13	15
...plyr	66	8	8
...Packaging	68	6	8
Unix Shell	1	23	58
Git/GitHub	4	32	46
Mercurial	57	13	12
Subversion	39	22	21
SQL	34	26	22
Regular Expressions	16	37	29
Make	32	27	23

Thanks to Jenny Bryan, we have a ranked visualization of those responses:

Instructor Skills

Second, who feels comfortable setting up on which platforms? (The responses don't sum to 82 because many people selected several options.)

Linux	71
Mac OS X	61
Windows	42
Desktop VMs	33
Cloud VMs	21

And finally, where are people from?

North America	60
Europe	13
Australia/New Zealand	6
Sub-Saharan Africa	1
East Asia	1
South America	1

We have information about instructors' research areas as well, but it's hard to categorize. Once we've recovered from running our biggest events ever, we'll dig into it a little more and share what we find; until then, you can download the raw data and tell us what correlations you can find.