Picking the clathrin lock

Picking the clathrin lock

Bacteria diversify nfectious bacteria often grow in their hosts as biofilms. Blaise Boles, Matthew Thoendel, and Pradeep Singh (University of Iowa, Iowa City, IA) now report that growth in biofilms causes Pseudomonas aeruginosa bacteria to diversify. The resultant diverse populations are probably more able to cope with changing environmental conditions, providing a bacterial correlate of the re...

Picking a (Smart)Lock: Locking Relationships on Mobile Devices

Picking the winners

We analyze the problem of choosing the w contestants who will win a competition within a group of n > w competitors when all jurors commonly observe who the w best contestants are, but they may be biased. We study conditions on the con…guration of the jury so that it is possible to induce the jurors to always choose the best contestants, whoever they are. If the equilibrium concept is dominant ...

Lock Manager Lock Manager Data

The Trouble with Manager Picking

We examine the selection and termination of investment management firms by plan sponsors (public and corporate pension plans, unions, foundations, and endowments). We build a unique dataset that comprises hiring and firing decisions by approximately 3,700 plan sponsors over a 10-year period from 1994 to 2003. Our data represent the allocation of over $737 billion in mandates to hired investment...