Flexibility in the design, analysis and interpretation of scientific studies creates a multiplicity
of possible research outcomes. Scientists are granted considerable latitude to selectively …

Conversations about open science have reached the mainstream, yet many open science
practices such as data sharing remain uncommon. Our efforts towards openness therefore …

In this study, we assessed the extent of selective hypothesis reporting in psychological
research by comparing the hypotheses found in a set of 459 preregistrations with the …

More than a decade of advocacy and policy reforms have attempted to increase the uptake
of transparent research practices in the field of psychology; however, their collective impact …

Background Preregistration, the open science practice of specifying and registering details
of a planned study prior to knowing the data, increases the transparency and reproducibility …

The effectiveness of preregistration in psychology: Assessing preregistration strictness and
preregistration-study consistency Page 1 1 The effectiveness of preregistration in …

Registration of health and medical research is an effective way of improving the
transparency and credibility of evidence. Registration involves pre-specifying the research …

We conducted a multi-pronged investigation of different types of reporting bias in autism
early childhood intervention research. First, we investigated the prevalence of reporting …

Undisclosed discrepancies often exist between study registrations and their associated
publications. Discrepancies can increase risk of bias, and when undisclosed, they disguise …

Objective: Psychotherapy randomized trials rarely have tested for the best fitting model for
time effects. We examined the fit of different statistical models for examining time when …