Talks

SIGIR 2018 Industry Day Invited Talk, July 10, 2018. “Causal Inference Over Longitudinal Data to Support Expectation Exploration” [Slides]

ICWSM 2018 Tutorial, June 25, 2018. “Tutorial on Causal Inference and Counterfactual Reasoning,” with Amit Sharma. [Slides]

WSDM 2018 Tutorial, Feb 5, 2018. “A Critical Review of Online Social Data: Biases, Methodological Pitfalls, and Ethical Boundaries” with Alexandra Olteanu and Carlos Castillo. [Slides]

Invited talk, Natl. Inst. on Drug Abuse / Natl. Inst. of Health Workshop on Youth Risky Behavior, Oct 17, 2017. “Studying Risky Behavior through Propensity Scored Analyses of Social Media Timelines” [Slides]

Invited talk, CSI Seminar, Emory University, Oct 27, 2017. “Learning about Personal Experiences and their Outcomes: Analyzing Social Media as an Observational Study” [Seminar Slides]

Invited talk, GVU Center Brown Bag Seminar, Oct 26, 2017. “Learning About Personal Experiences & Their Outcomes: Analyzing Social Media as an Observational Study” [Seminar Slides]

KDD 2017 Tutorial, Aug 13, 2017. “A Critical Review of Online Social Data: Biases, Methodological Pitfalls, and Ethical Boundaries” with Alexandra Olteanu, Carlos Castillo and Fernando Diaz. [Slides]

Causal Inference Tutorial at Workshop on Observational Studies in Social Media at ICWSM 2017, May 15, 2017.  “Tutorial: Intuition and basic methods for causal inference over social media data” [Slides]

Keynote at MAISoN WSDM Workshop, Feb 10, 2017.  “Learning about Personal Experiences and their Outcomes: Analyzing Social Media as an Observational Study”  [Slides]

Observational Studies in Social Media, Mar 23, 2016. “A System for Extracting the Outcomes of Personal Experiences from Social Media Timelines”

EPFL, Dec 10, 2015.  “Discovering Outcomes via Propensity Score Analysis of Social Media Timelines” [Slides]

MPI-SWS, Dec 8, 2015. “Discovering Outcomes via Propensity Score Analysis of Social Media Timelines”

UW/MS Symposium on Computational Linguistics.  Nov 6, 2015.  “Discovering Outcomes via Propensity Score Analysis of Social Media Timelines”

MSR Latin American Faculty Summit, May 7, 2014.  “Discussion Graphs: Putting Social Media in Context” [Slides, Video]

Workshop on a Digital Dynamic Earth, Mapping Science Committee, National Research Council, April 21, 2014.  “Social Media Models”.  [Slides]

AAAI-13 Spotlight Talk on ICWSM, July 17.  I gave a talk reviewing the conference and current open challenges being addressed in the community.

MSR Machine Learning Summit, Apr 23, 2013.  “Investigating Bias and Incentives in Social Media”.  [Slides]

CHI-2013 Tutorial, Apr 30, 2013.  “Analyzing Social Media Systems”. [Slides]

UIUC DAIS Seminar, Oct 17th, 2012. “Querying Human Activities from Social Media Traces”.  In this talk, I discuss bias and external influences on social media.

Rutgers Yahoo Data Science Seminar, Feb 22, 2012.  “Learning about the world through social media”

Berkeley Cloud Seminar, Feb 13, 2012.  “Learning about the world through social media”