- Is optimism real?Joseph P Simmons
The Wharton School, University of Pennsylvania, 3730 Walnut Street, Philadelphia, PA 19104, USA
J Exp Psychol Gen 141:630-4. 2012..Strong optimism also emerged among participants whose responses to follow-up questions strongly suggested that they believed the predictions they made. This research supports the claim that optimism is real...
- False-positive psychology: undisclosed flexibility in data collection and analysis allows presenting anything as significantJoseph P Simmons
Wharton School, University of Pennsylvania, Philadelphia, PA 19104, USA
Psychol Sci 22:1359-66. 2011..The solution involves six concrete requirements for authors and four guidelines for reviewers, all of which impose a minimal burden on the publication process...
- P-curve: a key to the file-drawerUri Simonsohn
The Wharton School, University of Pennsylvania
J Exp Psychol Gen 143:534-47. 2014..By telling us whether we can rule out selective reporting as the sole explanation for a set of findings, p-curve offers a solution to the age-old inferential problems caused by file-drawers of failed studies and analyses...