Michael Mann and Peter Hotez are leading experts on climate change and vaccines, respectively, and in recent years, have both been targeted by those who seek to discredit them. That experience led the two to come together to write the new book "Science Under Siege."
www.msnbc.com/ali-velshi/w...
msnbc.com
Michael Mann & Peter Hotez on the 'organized,' 'deliberate' political attacks on science
Professor Michael Mann and Dr. Peter Hotez are leading experts on climate change and vaccines, respectively, and in recent years, have both been targeted by those who seek to discredit their expertise...
