Irvin Berlin wrote white Christmas and many other popular songs

Yes, that is correct. Irving Berlin, born Israel Beilin, was an American composer and lyricist. He wrote numerous popular songs, including "White Christmas," which is one of the best-selling songs of all time. Some of his other well-known compositions include "God Bless America," "There's No Business Like Show Business," and "Easter Parade," among many others. Berlin's songs have been recorded and performed by countless artists throughout the years.