The image in the download is Robert Mokken who developed non-parametric item response theory in his classic text: Mokken RJ (1971) A theory and procedure of scale analysis Moulton, de Gruyter/Berlin
What happens to my manuscript after I submit to JAN?
What happens to my manuscript after I submit to JAN? (updated)
Can nursing handovers be more effective?
Staffing levels and patient outcomes
On the way to Qatar via Finland - January 2015
Manchester to Turku on the way to Qatar
A day teaching in Turku, Finland
Turku to Qatar
First writing workshop in Doha, Qatar
Second day in Qatar
Code and preview