Important Statistical Ideas of Past 50 years

• Counterfactual Causal Inference
• Bootstrapping and Simulation-Based Inference
• Overparameterized Models and Regularization
• Bayesian Multilevel Models
• Generic Computation Algorithms
• Adaptive Decision Analysis
• Robust Inference
• Exploratory Data Analysis

What might be important ideas for next few decades?

• Looking Backwards
• Looking Forward