Applying for a PhD
Every year a lot of prospective students ask me about how applications to Columbia work. This page describes the kinds
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Integrated Inferences
Alan Jacobs and I have been working on figuring out principles for simultaneously drawing inferences from qualitative and quantitative data.
Read moreHonors Thesis Seminar 2015-16
Syllabus
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Research integrity
I have been thinking a lot about the problem of publication bias and analysis bias in empirical research. Even
Read moreHow to write
[Intended primarily for students writing their senior theses.] Sections Your Front Matters In your Front Matter: Include an abstract, table
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Here is an approach. Skim. First skim over the reading to get a sense of the themes it covers. In
Read moreWhat Has Been Learned from the Deworming Replications: A Nonpartisan View
A heated discussion on the value of mass deworming campaigns followed the release by a team of epidemiologists (Aiken et
Read moreMore on Worms
1 August 2015. It’s been a disturbing thing watching the spat this week between economists and epidemiologists over the Miguel-Kremer
Read moreHow to critique
Here are some pointers on the things to look for when discussing or reviewing a paper. Discussants Generally discussants have
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Resources on causal inference
Pedagogical material Lectures / Short Course Of causes and postulates: Slides for Berlin Summer School 2018 Ten strategies for
Read moreOn the Ethics of Field Experimentation
2 November 2014. Social science researchers are increasingly using field experimental methods to try to answer all kinds of questions
Read moreFlattening Political Access
There is unequal access to political power everywhere. One striking regularity is that in many areas women and poorer voters
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Violence Against Women
Sarah Kahn, Summer Lindsey and I are working with SDD direct and city governments in Madhya Pradesh to examine strategies
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Post Conflict Development
Raul Sanchez de la Sierra, Peter van der Windt and I implemented a large field experiment in East Congo to
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Housing Discrimination in NYC
In a project with Al Fang and Andy Guess, we worked with the New York Commission on Human Rights to
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Political Communication
A lot of the work of politics often seems to be about persuading people of your position. But in practice
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Post Conflict Community Cohesion in Liberia
Published August 2015: How Does Development Assistance Affect Collective Action Capacity? Results from a Field Experiment in Post-Conflict Liberia (Gated
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Coethnicity
One of the first field experimental projects I worked on (around 2005) sought to figure out why ethnic heterogeneity is so
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Natural Resources
There is a good bit of evidence that countries often do not benefit as much as you might expect from
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