Hatt has been writing editorials in Hallands Nyheter and Södermanlands Nyheter in 1995 and became Permanent Secretary of the Center Party International Foundation.
Hatt telah menulis editorial di Hallands Nyheter dan Södermanlands Nyheter pada 1995 dan menjadi Sekretaris Permanen Yayasan Internasional Partai Tengah.