1. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu 11 th Annual Conference on Case Study Teaching in Science, September 25, 2010.

2. phil.stephens@villanova.edu Problems with student population? - presentationpresentation Factual knowledge Organization of knowledge Pre(mis-)conceptions Motivation Attention span Incorporating Abnormal Data into Case Studies

3. phil.stephens@villanova.edu Fish Is Fish* In this story, a young fish is very curious about the world outside the water. His good friend the frog, on returning from the land, tells the fish excitedly: “I have seen extraordinary things,” said the frog. “Like what?” asked the fish. “Birds,” said the frog mysteriously. “Birds!” And he told the fish about the birds who had wings, and two legs, and many, many colors. As the frog talked, his friend saw the birds flying through his mind like large feathered fish.feathered fish. The frog continues with descriptions of cows, which the fish imagines as black-and-white spotted fish with horns and udders, and humans, which the fish imagines as fish walking upright and dressed in clothing.cowshumans * by Leo Leonni, Random House 1970.

4. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Learning Goals Introduce new information into existing knowledge base. Example: new numbering system.new numbering system. Case studies (my set-up): 1.students not permitted to type or write on paper – only white board. 2.write everything they say on board – even if wrong! 3.have students criticize each others diagrams on board – examples.

5. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Case studies

6. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Case studies Break up lecture: show students incorrect form and ask what is wrong. Example: Human heart diagram ---

7. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu The Human Heart Text Book

8. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu The Human Heart What is wrong?

9. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu The Human Heart Compare Which side has the tricuspid valve? Why is the myocardium of the left side thicker than that of the right ventricle?

10. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Action and Equilibrium Potentials Compare

11. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Normal ECG: The Human ECG Abnormal ECG’s

12. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Problems InteractiveInteractive: Your turn …………. Printed – the twins:the twins

13. Incorporating Abnormal Data into Case Studies phil.stephens@villanova.edu Ultimate Example of Erroneous Data Alien Phys. = one Giant Case Study. Set the Scene: Syllabus: Schedule: Goal: work in teams to create the top dog in an alien environmentcreate

14. Using Mini Case Studies or Scenarios phil.stephens@villanova.edu Student feedback Questions? Surveys