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

An excellent resource which really supports my teaching. I particular have used the Paper 3 stimulus material - they have been a great resource especially the model answers.

Hilary Rowark, St. Christopher’s School, Bahrain

Gracias por toda la informacón provista.

Mario Giraldo, American British Academy, Oman

Subscriber comments


  • 23 Mar Jill Goodreau
    Ideas for Internal Assessment
    Thank you! I will get them to figure it out for themselves.
  • 23 Mar John Crane
    Enforcing the smoking ban
    Dear Danyelle So you can see that I am not crazy.
  • 23 Mar Danyelle Cawood
    Enforcing the smoking ban
    Thank you John for clarifying.
  • 23 Mar John Crane
    Enforcing the smoking ban
    In the original study, it is considered a quasi-experiment. I think that this is because it was looking at the British (who did not have a smoking ban) and the Scottish (who did). I think if they only looked at the Scottish before and after...
  • 23 Mar John Crane
    Writing samples: Abnormal
    Dear Abraham, I tell my students to strive for two and not to try to do a lot more. If they do too many, they will most likely not write a lot of critical thinking/analysis and simply have a descriptive essay.
  • 23 Mar Danyelle Cawood
    Enforcing the smoking ban
    Sorry in addition, I know it says at the beginning of the stimulus that it can be considered as both. Also as people were surveyed before and after the ban, that means its more a natural experiment?
  • 23 Mar Danyelle Cawood
    Enforcing the smoking ban
    Hi John I am a little confused about the research method for this stimulus. Can you please clarify for me. Your response to Q1a was that the IV was the smoking ban - therefore isnt that more a natural experiment? If it is a quasi experiment...
  • 22 Mar Abraham Chung
    Writing samples: Abnormal
    Hello John, for the following two ERQ questions, how many ethical considerations and approaches to research should be mentioned? Thank you! 1. Discuss ethical considerations in the treatment of disorders. 2. Discuss approaches to research in...
  • The only addition is that you need to have students include the codes of the students that they worked with in their team.
  • 22 Mar John Crane
    Ideas for Internal Assessment
    Dear Jill If the groups had exactly the same treatment, then it is repeated measures. It not, it is independent samples. Remember, they should figure this out on their own as this is an assessment.
  • 22 Mar Martha Mintner
    Introduction to IA presentation
    Hi John, Is there any guidance for the cover page? What should be on it and what should be left off from the "old way"?
  • 22 Mar Anni Ahmavaara
    IA clarifications
    Thanks John The top-marks sample on MyIB doesn’t have strengths and weaknesses for all three unless I’m being really dim!