Detailed Instructions: Given a text, write a compressed version of it in a single sentence.
Problem:This year SPEA celebrates its 2Oth anniversary. As the first program to encompass public management and policy as well as environmental science and policy, SPEA is now established as one of the leading schools of public and environmental affairs in the country.
Solution:
The first program to encompass public management and policy as well as environmental science and policy, SPEA is now established as a leading school of public and environmental affairs.