PAN volume 30 issue 2 Cover and Back matter. PAN volume 30 issue 2 Cover and Front matter. Getting Time Right: Using Cox Models and Probabilities to Interpret Binary Panel Data. A Permutation-Based Changepoint Technique for Monitoring Effect Sizes. The MIDAS Touch: Accurate and Scalable Missing-Data Imputation with Deep Learning. How Much Does the Cardinal Treatment of Ordinal Variables Matter? An Empirical Investigation. Diplomatic Relations in a Virtual World. Estimating and Using Individual Marginal Component Effects from Conjoint Experiments. What Makes Party Systems Different? A Principal Component Analysis of 17 Advanced Democracies 1970–2013. A Bayesian Alternative to Synthetic Control for Comparative Case Studies. A Text-As-Data Approach for Using Open-Ended Responses as Manipulation Checks. Understanding Bayesianism: Fundamentals for Process Tracers. Return to the Scene of the Crime: Revisiting Process Tracing, Bayesianism, and Murder. PAN volume 30 issue 1 Cover and Back matter. PAN volume 30 issue 1 Cover and Front matter. Spikes and Variance: Using Google Trends to Detect and Forecast Protests. Improving the External Validity of Conjoint Analysis: The Essential Role of Profile Distribution. Understanding, Choosing, and Unifying Multilevel and Fixed Effect Approaches. Accounting for Skewed or One-Sided Measurement Error in the Dependent Variable. Combining Outcome-Based and Preference-Based Matching: A Constrained Priority Mechanism. Learning to See: Convolutional Neural Networks for the Analysis of Social Science Data. Nonignorable Attrition in Pairwise Randomized Experiments. Do Name-Based Treatments Violate Information Equivalence? Evidence from a Correspondence Audit Experiment. Using Motion Detection to Measure Social Polarization in the U.S. House of Representatives – CORRIGENDUM. Contents. An Improved Method of Automated Nonparametric Content Analysis for Social Science Introduction to the Special Issue: Innovations and Current Challenges in Experimental Methods Polls, Context, and Time: A Dynamic Hierarchical Bayesian Forecasting Model for US Senate Elections Quantifying Bias from Measurable and Unmeasurable Confounders Across Three Domains of Individual Determinants of Political Preferences Listwise Deletion in High Dimensions Geographic Boundaries and Local Economic Conditions Matter for Views of the Economy Taking Distributions Seriously: On the Interpretation of the Estimates of Interactive Nonlinear Models Using Multiple Pretreatment Periods to Improve Difference-in-Differences and Staggered Adoption Designs Statistically Valid Inferences from Differentially Private Data Releases, with Application to the Facebook URLs Dataset Balance as a Pre-Estimation Test for Time Series Analysis Sentiment is Not Stance: Target-Aware Opinion Classification for Political Text Analysis Learning from Null Effects: A Bottom-Up Approach PAN volume 29 issue 4 Cover and Back matter. PAN volume 29 issue 4 Cover and Front matter. Generalized Full Matching. Gerrymandering and Compactness: Implementation Flexibility and Abuse. Machine Learning Predictions as Regression Covariates. Characterizing and Assessing Temporal Heterogeneity: Introducing a Change Point Framework, with Applications on the Study of Democratization. Equivalence Testing for Regression Discontinuity Designs. When Groups Fall Apart: Identifying Transnational Polarization During the Arab Uprisings. Eliciting Beliefs as Distributions in Online Surveys. The Causal Effect of Polls on Turnout Intention: A Local Randomization Regression Discontinuity Approach. Lagged Outcomes, Lagged Predictors, and Lagged Errors: A Clarification on Common Factors. A Fast Estimator for Binary Choice Models with Spatial, Temporal, and Spatio-Temporal Interdependence. PAN volume 29 issue 3 Cover and Back matter.