Lukasiewicz who as we mentioned was also on the staff at Warsaw University at this time, began collaborating with Lesniewski. Lukasiewicz had considerable influence on Polish education over this period for he served as Polish Minister of Education in 1919 and was twice rector of Warsaw University.
Lukasiewicz na bilang namin ay nabanggit din sa mga kawani sa Warsaw University sa oras na ito, ay nagsimulang nakikipagtulungan sa Lesniewski. Lukasiewicz had malaki impluwensiya sa Polish edukasyon sa panahong ito para siya ay nagsilbi bilang Polish Ministro ng Edukasyon sa 1919 at ay dalawang beses rektor ng Warsaw University.