Double Take - Jim Messina & big data. Who is he? What is big data? - ÃÛÑ¿´«Ã½ Sounds

Double Take - Jim Messina & big data. Who is he? What is big data? - ÃÛÑ¿´«Ã½ Sounds
Jim Messina & big data. Who is he? What is big data?
Jim Messina - how will his appointment to the Conservative Party affect Labour?