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WHY THIS IS THE TIME FOR REFORM

This article discusses the need for reform in physics education, highlighting the importance of enhancing students' understanding of physics and increasing the number of physics majors. It emphasizes the shift towards active student engagement and inquiry-based learning methods. The article also addresses the challenges faced in undergraduate teaching and offers potential solutions for improving the quality of instruction.

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WHY THIS IS THE TIME FOR REFORM

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  1. WHY THIS IS THE TIME FOR REFORM Ken Krane Department of Physics Oregon State University kranek@physics.orst.edu

  2. Why This Is the Time for Reform • Enhance students’ understanding of physics • Increase number of majors • Receptive cadre of recently hired faculty exposed to reformed methods

  3. 1. Enhancing the understanding of physics

  4. The Paradox of Physics Teaching Many physicists follow the “teach as we were taught” philosophy: Teaching techniques that worked for us as students must therefore still be applicable to our own students. BUT our students are not at all like us – only 1% of students in introductory calculus-based physics will ever take another physics course.

  5. IN GENERAL, IT IS NOT POSSIBLE TO TEACH PASSIVE STUDENTS TO REASON ANALYTICALLY MERELY BY TELLING THEM HOW TO DO IT. THE STUDENTS MUST BE ACTIVELY ENGAGED IN THE LEARNING PROCESS.

  6. Teaching by tellingvs.Learning by active engagementORThe sage on the stage vs.The guide on the side

  7. CHARACTERISTICS OF REFORMED TEACHING • The focus is on learning (the student) rather than teaching (the instructor). • Students are active participants, and inquiry-based methods are used in the lecture, lab, recitation, and the textbook with its ancillary materials.

  8. CHARACTERISTICS OF REFORMED TEACHING • The instructor must set specific learning goals rather than teaching goals (the latter often being a syllabus based on the table of contents of the textbook), and must adopt realistic and appropriate assessment mechanisms. • Formative assessment of student learning permits adjustments in content and methodology in real-time (that is, during class or between classes).

  9. I covered it in class, therefore it is the student’s fault if the material is not understood. I haven’t really taught it until the student understands it. OLDvs. NEW TEACHING

  10. Content is determined by the textbook or by what I think the students should learn. Content is determined by what the students can reasonably be expected to master during the allotted time. OLDvs. NEW TEACHING

  11. I talk; the students listen and learn. Students interact (with me and with one another) and respond to queries; I observe and discover what they learn and how they learn. OLDvs. NEW TEACHING

  12. THIS APPROACH TO PHYSICS TEACHING BASED ON ACTIVE STUDENT ENGAGEMENT HAS BEEN CAREFULLY STUDIED AND SHOWN TO INCREASE STUDENT COMPREHENSION THROUGH COMPREHENSIVE, DOCUMENTED, REPLICABLE, AND ROBUST STUDIES IN COLLEGES AND UNIVERSITIES AT ALL LEVELS, FROM COMMUNITY COLLEGES TO HARVARD.

  13. 2. Increasing the number of physics majors

  14. The Problem“…The research universities have too often failed, and continue to fail, their undergraduate populations….Some of their instructors are likely to be badly trained or untrained teaching assistants who are groping their way toward a teaching technique; some others may be tenured drones who deliver set lectures from yellowed notes, making no effort to engage the bored minds of the students in front of them…..

  15. Serious responses to complaints about undergraduate teaching have generated original and creative pedagogical and curricular experiments. But too often bold and promising efforts have vanished after external grant support disappeared, have withered on the fringes of the curriculum, or have been so compromised that their originality has been lost. …….Advanced research and undergraduate teaching have existed on two quite different planes, the first a source of pleasure, recognition and reward, and the latter a burden shouldered more or less reluctantly to maintain the viability of the institution.” Reinventing Undergraduate Education: A Blueprint for America’s Research Universities (Report of The Boyer Commission on Educating Undergraduates in the Research University , 1998 – http://naples.cc.sunysb.edu/Pres/boyer.nsf/)

  16. The Students’ View“Students were very clear about what was wrong with the teaching they had experienced and had many suggestions about how to improve it. They strongly believed that the source of these problems was that SME faculty do not like to teach, do not value teaching as a profession, and lack, therefore, any incentive to learn to teach effectively....”“Students also made very specific criticisms of the pedagogical techniques of their SME professors. The most common of these were that lessons lacked preparation, logical sequencing or coherence, and that little attempt was made to check that students were following the arguments or ideas. Students interpreted poor preparation as reflecting faculty disinterest in how well their students were learning.”

  17. Student comments“I noticed a big difference when I switched to management. In every class I swear they have some sort of group work…Now, when I go from class to class, I’ve had all these groups so I know everyone in the class. And that makes it comfortable to ask the professor questions because you don’t feel stupid like you do with a bunch of strangers.”“They just can’t understand your questions. They don’t understand why you don’t understand, and they can’t explain what they are telling you any other way…And the department knows very well they’re not good professors, but they keep them on because they’re good researchers.”

  18. “There’s no sort of interaction back and forth. Just the professor sitting up there presenting material to you.”“In a physics recitation, people would rather shut up than say something that could be wrong. That’s why there was so little interaction, and strong feeling of intimidation.”“They just continually write. And they’re standing in front of what they write, but they don’t care. They’ll look over their shoulder now and then, and say, ‘Okay, you are all still there,’ and just keep going. And the number of people that don’t go to classes is amazing.”E. Seymour and N. Hewitt, Talking About Leaving: Why Undergraduates Leave the Sciences (Westview Press, 1997)

  19. From: American Institute of Physics, 2002 Enrollment and Degrees Report

  20. Some Key Factors Leading to Increasing the Number of Majors* • Special attention to the introductory course • Best teaching faculty assigned to intro course; new faculty are often apprenticed to more experienced faculty • Faculty awareness of results of physics education research • Engagement of most faculty in curriculum reform; collective “ownership” of intro course • Constant refinement and monitoring of intro course; modifications introduced after discussion and “buy-in” by entire faculty • Active recruitment of potential majors in intro course *From SPIN-UP Project Report

  21. The Bottom Line: At large universities with engineering programs, typically 1/3 to 1/2 of physics majors are “converts” from engineering. If your school graduates 5 majors per year and has 500 engineering students in intro physics, you will double your number of majors by converting only 1% of the engineers.

  22. Receptive cadre of recently hired faculty exposed to reformed methods

  23. Workshop for New Faculty in Physics and Astronomy • Now in 8th year • Funded by NSF • Co-sponsored by AAPT, APS, AAS • About 500 newly hired faculty have participated (65% from PhD-granting institutions, 35% from baccalaureate and M.S. institutions), representing 2/3 of PhD-granting institutions and ¼ of baccalaureate institutions

  24. Change bad habits at early stage in faculty member’s career • Promote adoption of PROVEN national reforms, especially those that can be implemented with minimal time commitment and minimal risk • Exposure to national role models, who have pledged to support local course reform efforts, provide materials and engage in continuing dialogue • Provide a coherent and interconnected set of paradigms for improvement of instruction • Formation of cohort group

  25. A Random and Unbiased Selection of Comments from Some Participants: “Following the workshop I tried using several of the new software tools that were presented, including web-based quizzes/homework and Interactive Physics simulation software, in the freshman physics-with-calculus sequence…I also adapted Eric Mazur’s “ConcepTest” method for use with my class.  The results of these innovations have been so positive that other faculty who have subsequently taught the same courses have kept many of the same tools in place. In this sense, the New Faculty Workshop has benefited not only my own classroom performance but my entire department.  The Workshop also helped me formulate goals for the educational activities associated with my NSF CAREER award. For young faculty thinking about writing a CAREER proposal, the Workshop is as incredibly valuable opportunity to find out what’s going on in physics education.”   -- 1997 participant, Research I University, now tenured

  26. “I consider this workshop to have been an invaluable contribution to my development as an effective physics educator. The workshop introduced me to a variety of cutting edge techniques in physics pedagogy, enabled me to develop a nationwide network ofconnections among new faculty members in physics, and introduced me to the community of physics education researchers.I have adopted several of the teaching techniques discussed at the workshop in my own teaching. In particular, I have implemented Just-in-Time Teaching in my introductory courses with great success; I am delighted with the changes in classroom dynamics resulting from better-prepared students and my own new insights into the particular difficulties with which my students are struggling…Based on my initial introduction of these techniques in my classes last year, several of my colleagues have plans to implement Just-in-Time Teaching in their own courses this fall. Hence the effects of the Workshop are being felt across my campus, from physics to math to history!”-- 1999 participant, assistant professor at highly selective private liberal arts college

  27. “As a department chair, I believe that these workshops are more effective than I could ever be at convincing new professors that both the teaching and research they do will be recognized by their profession… I believe the workshops have helped change the culture at XXXX University to place greater value on excellent physics teaching. Our younger faculty have come to believe this with an enthusiasm with which they are gradually infecting the entire faculty of my Department. I offer, as an indication of the progress which a dedicated cadre of faculty can achieve, the statistic that the number of physics majors graduated at XXXX last spring was the largest in at least two decades. The improvement is not a statistical fluctuation, and represents a thorough reversal of the depressing decline in the number of majors at XXXX through the 80’s and 90’s.” --Department chair, Research I Universitymore than 5 Workshop participants, representing about 1/5 of total number of faculty

  28. Conclusions • We know what needs to be done • We know how to do it • We know what its benefits will be • We have willing participants to carry it out WHAT ARE WE WAITING FOR????

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