David Daniel and Daniel Willingham look at a 2016 article, which took a very meticulous approach to intervention. The researchers sought a way to create a growth mindset in 9th graders, and The Daniels found this article fascinating both for the methods they used, and as a springboard to more general reflections on the status of the growth mindset theory.
Yeager, D. S., Romero, C., Paunesku, D., Hulleman, C. S., Schneider, B., Hinojosa, C., ... & Trott, J. (2016). Using design thinking to improve psychological interventions: The case of the growth mindset during the transition to high school. Journal of educational psychology, 108(3), 374.