Michael MacKenzie : Spanking gets results but can harm development . He says kids who are spanked are at greater risk for behavior , speech problems . MacKenzie : How parents discipline kids is tied to cultural , religious , family traditions . Parents have different ideas about how they want their children disciplined and what kind of punishment works best.
Michael MacKenzie : Spanking gets results but can harm development . He says kids who are spanked are at greater risk for behavior , speech problems . MacKenzie : How parents discipline kids is tied to cultural , religious , family traditions . He says researchers and health practitioners must teach parents alternatives to spanking .