@conference {1962,
	title = {Effort as a bridging concept across action and action understanding:  Weight and Physical Effort in Predictions of Efficiency in Other Agents},
	booktitle = {International Conference on Infant Studies (ICIS) },
	year = {2016},
	month = {05/2016},
	address = {New Orleans, Louisiana},
	author = {Tomer Ullman and Joshua B. Tenenbaum and Elizabeth S Spelke}
}
