Volume 61, Issue 2, 2026

1. Demystifying Posterior Distributions: A Tutorial on Their Derivation
Han Du, Fang Liu, Zhiyong Zhang & Craig Enders
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2. The Effects of Data Preprocessing Choices on Behavioral RCT Outcomes: A Multiverse Analysis
Giuseppe A. Veltri
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3. Sample Size Determination for Optimal and Sub-Optimal Designs in Simplified Parametric Test Norming
Francesco Innocenti & Alberto Cassese
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4. Detecting Transition Points in the Slope-Intercept Relation in Linear Latent Growth Models
Dayeon Lee & Gregory R. Hancock
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5. Multilevel Metamodels: Enhancing Inference, Interpretability, and Generalizability in Monte Carlo Simulation Studies
Joshua B. Gilbert & Luke W. Miratrix
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6. Integrated Trend and Lagged Modeling of Multi-Subject, Multilevel, and Short Time Series
Xiaoyue Xiong, Yanling Li, Michael D. Hunter & Sy-Miin Chow
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7. Neural Network Analysis of Psychological Data: A Step-by-Step Guide
Lingbo Tong & Zhiyong Zhang
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8. Novel Full-Bayesian and Hybrid-Bayesian Approaches for Modeling Intraindividual Variability
Yuan Fang & Lijuan Wang
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9. A Two-Step Robust Estimation Approach for Inferring Within-Person Relations in Longitudinal Design: Tutorial and Simulations
Satoshi Usami
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10. A Latent Space Graded Response Model for Likert-Scale Psychological Assessments
Ludovica De Carolis, Inhan Kang & Minjeong Jeon
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11. Procedural Individualization in Omani Legislation: A Comparative Study
Prof. Mahmoud Taha Jalal, Dr. Maher Ibrahim Ebed Emam, Dr. Baaziz Ali Alfakih, Dr. Nabil Benaouda
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