Dan Quintana

How to calculate accurate sample size requirements by modeling an effect size distribution

Using R to create a Twitter sentiment wordcloud

Yesterday I was writing up the results from our recent intranasal oxytocin trial. In the draft of the introduction, I wrote that oxytocin is popularly known in the lay community as the ‘hug hormone’ or the ‘love chemical’.

Spray and pray: Does intranasal oxytocin increase spirituality?

There’s been a fair bit of interest in a new SCAN paper by Van Cappellen and colleagues reporting a study on oxytocin administration and spirituality. In this paper, the authors administered either intranasal oxytocin (n…