Recommendationsmore

John Crane provides an invaluable resource for all IB Psychology teachers. The site provides up to date studies and relevant material in the current news. It has become my go-to source for IB specific materials.

Graham Samson, Exeter College, United Kingdom

The InThinking IB Psychology website was extremely helpful during my first two years teaching IB Psychology. I have been able to easily gain access and insight into the IB curriculum.

Margaret Holtgreive, Reagan IB High School, USA

I am very grateful to have an "online collegue" to get new input from, and very importantly, a very organized and structured such.

Viktoria Bergö, Aranäsgymnasiet, Sweden

Subscriber comments


  • Thanks, Emily. Fixed.
  • 18 Nov John Crane
    Myths about studying
    Thank you, Jessica!
  • Hi John. Just noticed that the Question 2 on the student copy is different from the online version and answers. Best regards.
  • 17 Nov Jessica Bradford
    Myths about studying
    Here is a link to a a kahoot that addresses the above myths:
  • Oops! And found more than one! Thanks. Fixed.
  • 17 Nov John Crane
    LP 2: The Multi Store Model
    Thank you. Fixed.
  • 17 Nov John Crane
    McGaugh & Cahill (1995)
    We have accepted this in bio now for quite a while. I don't see what that would change. I think that you can sleep easy on this one.
  • 17 Nov John Crane
    Berntsen & Thomsen (2005)
    I agree that is a quasi experiment which uses interviews and surveys to gather data.
  • 17 Nov John Crane
    Sharot et al (2007)
    Mandy, I have no idea what directions they are going to give their examiners on this. All natural experiments are quasi experiments, but are all quasi experiments natural experiments?
  • 17 Nov John Crane
    FAQs for Internal Assessment
    Dear Bridget - either a total of 20 or more for repeated measures, or 10 per group for independent samples.
  • Thanks so much John for the samples to help train pupils in how to write for he exam. There is a little typo in sample 1 - commentary - of use of research 'roel' :)
  • 16 Nov mandy wood
    LP 2: The Multi Store Model
    Experiment 2 uses 15 x 15 word lists and it is Expt. 2 that has the interference task as the IV showing that recency effect is eliminated when recall is delayed. The original paper is here: