This is what I searched up in google. You can put it in your own words if you want to.
<u>Answer</u>:
All of these
<u>Explanation</u>:
Pasi Sahlberg is a Educator who has worked in many roles related to education from Finland. He has written books on improving the education system and mostly criticized about the American Education system.
Apart from criticizing the system, he has also given many suggestions to improve the education system in America. Right now, He is a professor of education policy at the Gonski Institute for Education, University of New South Wales in Sydney, Australia