The paper is an overview of modal acquisition, called "Learning Modals: A Grammatical perspective". Work with Chiara Repetti-Ludlow (and UMD Linguists Anouk Dieuleveut & Valentine Hacquard) features as one of the case studies discussed. 

Link to pdf: https://onlinelibrary.wiley.com/doi/abs/10.1111/lnc3.12399