# Seminar: Spring 2015 [### Raj Chetty: The Effects of Exposure to Better Neighborhoods on Children's Long-Term Outcomes ](/event/chetty15?occ_id=0)January 26, 2015 | 12:00PM - 1:45PM EST | Harvard Kennedy School: Allison Dining Room In Person Raj Chetty, Bloomberg Professor of Economics, Harvard University. This talk will present findings from two new papers that investigate the long-term effects of neighborhoods on children's earnings and other outcomes in adulthood using both quasi... event [### Tyler VanderWeele: On the causal interpretation of race in regressions adjusting for confounding and mediating variables ](/event/tyler-vanderweele-causal-interpretation-race-regressions-adjusting-confounding-and?occ_id=0)February 2, 2015 | 12:00PM - 1:45PM EST | Harvard Kennedy School: Allison Dining Room In Person Tyler VanderWeele, Professor of Epidemiology, Harvard T.H. Chan School of Public Health. We consider several possible interpretations of the “effect of race” when regressions are run with race as an exposure variable, controlling also for various... event [### Robert Putnam: Our Kids: The American Dream in Crisis ](/event/robert-putnam-our-kids-american-dream-crisis?occ_id=0)February 23, 2015 | 12:00PM - 1:45PM EST | Harvard Kennedy School: Allison Dining Room In Person Robert D. Putnam, Peter and Isabel Malkin Professor of Public Policy, Harvard University. Robert Putnam's talk will draw from his forthcoming book, Our Kids: The American Dream in Crisis, scheduled for release by Simon and Schuster on or around March 10... event [### Jeffrey Liebman: Pay for Success Contracting Using Social Impact Bonds ](/event/jeffrey-liebman%E2%80%9Cpay-success-contracting-using-social-impact-bonds%E2%80%9D?occ_id=0)March 2, 2015 | 12:00PM - 1:45PM EST | Harvard Kennedy School: Allison Dining Room In Person Jeffrey B. Liebman, Malcolm Wiener Professor of Public Policy, Harvard Kennedy School. In order to better understand how governments can foster social innovation and improve the results they obtain with their social spending, we, through the Harvard... event [### Felix Warneken: The Origins of Cooperation and Fairness: Evidence from Children and Chimpanzees ](/event/Warneken15?occ_id=0)March 9, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Felix Warneken, John L. Loeb Associate Professor of the Social Sciences, Department of Psychology, and Joy Foundation Fellow, Radcliffe Institute for Advanced Study, Harvard University. Schedule change: Please note that this speaker is a new addition to... event [### Elizabeth Hinton: Federal Policy, Urban Policing, and the Roots of Mass Incarceration ](/event/elizabeth-kai-hinton-tba?occ_id=0)March 23, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Elizabeth Hinton, Assistant Professor of History and of African and African American Studies, Harvard University. Fifty years ago this month, President Lyndon B. Johnson called for a “War on Crime,” a declaration that ushered in a new era of American law... event [### Matthew Desmond: Unaffordable America: Housing, Profit, and Policy ](/event/matthew-desmond-title-tba?occ_id=0)March 30, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Matthew Desmond, Assistant Professor of Sociology and Social Studies, Harvard University. Owing to rising housing costs, stagnant or falling incomes among the poor, and a shortfall of federal housing assistance, most poor renting families today devote... event [### Betsy Levy Paluck: Changing climates of conflict: A social network driven experiment in 56 schools ](/event/betsy-levy-paluck-changing-climates-conflict-social-network-driven-experiment-56?occ_id=0)April 6, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Elizabeth Levy-Paluck, Associate Professor of Psychology and Public Affairs, Princeton University. This seminar will present the results of an harassment, intimidation, and bullying (HIB) prevention and school climate improvement initiative carried out in... event [### David Brady: Rethinking the Risks of Poverty: Prevalences and Penalties in Comparative Perspective ](/event/david-brady-rethinking-demographic-risks-poverty-prevalences-and-penalties?occ_id=0)April 13, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person David Brady, Director of Inequality and Social Policy Department, WZB Berlin Social Science Center. Scholars have long focused on the risks of poverty, defined as individual-level labor market and family characteristics more common among the poor than the... event [### \[New\] Stefanie Stantcheva: Responses to Taxation Among High Incomes ](/event/amy-cuddy-title-tba?occ_id=0)April 20, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Stefanie Stantcheva, Junior Fellow, Harvard Society of Fellows. Assistant Professor of Economics, Harvard University (beginning July 2016). The quest for a well-designed tax system weighs the need raise revenue and redistribute income more fairly against... event [### Sendhil Mullainathan: Prediction Policy Problems: Using Machine Learning to Address Social Problems ](/event/sendhil-mullainathan-title-tba?occ_id=0)April 27, 2015 | 12:00PM - 1:45PM EDT | Harvard Kennedy School: Allison Dining Room In Person Sendhil Mullainathan, P rofessor of Economics, Harvard University. There is a class of policy problems that require predictive tools, rather than causal tools to solve. As such as they are ideal for machine learning applications. I will illustrate with... event