Dan Heck from Horizon Research discusses the article, "Scaling up innovative learning in mathematics: Exploring the effect of different professional development approaches on teacher knowledge, beliefs, and instructional practice," published in Educational Studies in Mathematics, Volume 102. (Co-authors: Plumley, Stylianou, Smith, Moffett)

• Dan's professional webpage

• Article URL https://link.springer.com/article/10.1007/s10649-019-09895-6

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