About the Authors
Centre of Behavioural and Cognitive Sciences, University of Allahabad, Allahabad, Uttar Pradesh, India
School of Psychology, University of Dundee, Dundee, Scotland, United Kingdom
School of Psychology, University of St Andrews, St Andrews, Scotland, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: ST SK NH NS SR. Performed the experiments: ST . Analyzed the data: SK. Wrote the paper: NH SR NS SK ST.