If you want to know why drug research remains a slow and frustrating business even in this golden age of molecular biology, look at the troubles Vertex Pharmaceuticals has gone through to devise a new drug to combat hepatitis C.

FORBES: Magazine Article

If you want to know why drug research remains a slow and frustrating business even in this golden age of molecular biology, look at the troubles Vertex Pharmaceuticals (nasdaq: VRTX - news - people ) has gone through to devise a new drug to combat hepatitis C.

FORBES: Viral Vertigo

You should be able to explain the tradeoffs of major engineering decisions if you run into the founders and they want to know why something works the way it does.

FORBES: What Makes Someone a Great Product Manager at Google?

And we are also twittering so if you want to know what is coming up on Click, why not add us to your network of friends.

BBC: Wetpaintpleasetouch.com website

If you want to know which poker hands to bluff with, why neighbourhoods with permanent residents have more road crossings or why digital communication makes the world spikier not flatter, Mr Harford's book provides some answers.

ECONOMIST: Economics

You'll know the caveats around these judgements but you'll still want to send your child to a school that makes it into the top of its band and if it isn't, you'll want to know why.

BBC: Crude league tables? No! Nuanced banding? Yes!

If you really love something and you want to do it the right way, why not do it until you really know you can't do it anymore.

CNN: Federer leads charge of the old men

That's why in either of our plans, you know, if we want to invest in electronic medical records, then we have got to go to rural hospitals who might not be able to afford it and say, we're going to help you buy the computer software and the machinery to make sure that this works.

CNN: Transcript of Thursday's Democratic presidential debate