Looking out for each other

"Here's looking at you, kid". Detecting people looking at each other in videos

The objective of this work is to determine if people are interacting in TV video by detecting whether they are looking at each other or not. We determine both the temporal period of the interaction and also spatially localize the relevant people. We make the following three contributions: (i) head pose estimation in unconstrained scenarios (TV video) using Gaussian Process regression; (ii) prop...

Do Causes Crowd Each Other Out? Evidence From Tornado Strikes

Does charitable giving respond to new demands, and if so, does the response come at the expense of other charitable causes? To answer these questions we exploit exogenous variation in need arising from the random event of a nearby tornado. We use location fixed effects estimators and examine changes in charitable donations claimed for tax deductions in IRS data on individual income taxes by geo...

Looking out for future scientists

Proposals to reduce the number of students who do PhDs are misguided, writes Eve Marder, because they would exclude young scientists with qualities that do not show up in exam results and interviews.

Looking out for the backside!

Insider looking out

Josef Penninger, the new director of the planned Institute of Molecular Biotechnology in Vienna, tells Graham Tebb of hurdles but high hopes he has for shaping a new kind of institution in Austria.