Commentary on "Parental vaccine-hesitancy: Understanding the problem and searching for a resolution".

The increasing numbers of vaccine-hesitant parents poses a threat to personal and public health through a resurgence of vaccine-preventable diseases. Understanding the factors underlying vaccine-hesitant parents' fears is a necessary step toward designing interventions to overcome them. Educational interventions appear more successful when combined with personal interactions. Providers are the most important influence on parental vaccine decisions. Research should focus on designing effective interventions that facilitate effective parent-provider communication around this issue.