* Luke Timmerman: Why Twitter now matters in biotech

* William Cohan: How Goldman Sachs has morphed from villain to victim

* Morning Call: U.S. futures point higher, London opens strong, European shares rise on China data and the Nikkei climbs.

* Harvard Biz School changes its class profile

* Headline of the Day: When sharks attack robots

* James Surowiecki: Who killed the Internet auction?

* The first LinkedIn recommendation is… hold

* Schwartz & Dash: How the Citi hackers did it

* Hamed Aleaziz: Why Google Earth can’t show you Israel

* MG Siegler: Why should Apple play by current Internet rules?

* Pascal-Emmanuel Gobry: Peter Thiel is giving this man $100k to disrupt college

* Chrystia Freeland: Is U.S. business abandoning America’s middle class?