The Importance of Pre-Registration in Research and Finding Effective Happiness Strategies

Pre-registration prevents researchers from retroactively altering their hypotheses and results./nRandomized controlled experiments are the most reliable method for demonstrating the effectiveness of happiness strategies./nPracticing gratitude and engaging in social interaction showed strong evidence of boosting happiness./nMindfulness and meditation, spending time in nature, and physical extroversion had weak supporting evidence for their effectiveness in boosting happiness.