Matthew Might, a comÂputÂer sciÂence proÂfesÂsor at the UniÂverÂsiÂty of Utah, writes: “Every fall, I explain to a fresh batch of Ph.D. stuÂdents what a Ph.D. is. It’s hard to describe it in words. So, I use picÂtures.” Here it goes. MatÂt’s IllusÂtratÂed Guide:
ImagÂine a cirÂcle that conÂtains all of human knowlÂedge:

By the time you finÂish eleÂmenÂtary school, you know a litÂtle:

By the time you finÂish high school, you know a bit more:

With a bachÂeÂlor’s degree, you gain a speÂcialÂty:

A masÂter’s degree deepÂens that speÂcialÂty:

ReadÂing research papers takes you to the edge of human knowlÂedge:

Once you’re at the boundÂary, you focus:

You push at the boundÂary for a few years:

Until one day, the boundÂary gives way:

And, that dent you’ve made is called a Ph.D.:

Of course, the world looks difÂferÂent to you now:

So, don’t forÂget the bigÂger picÂture:

Keep pushÂing.
You can find MatÂt’s IllusÂtratÂed Guide hostÂed on his web site. This guide/reality check is pubÂlished under a CreÂative ComÂmons License. You can also buy a print verÂsion for $6.50. (The monÂey goes to charÂiÂty.) Matt offers more insights for Ph.D. stuÂdents here.
