"If we could first know where we are, and whither we are tending,
we could then better judge what to do, and how to do it."

— Abraham Lincoln


Evaluation Defined

Evaluation is the process of determining whether programs—or certain aspects of programs—are appropriate, adequate, effective, and efficient and, if not, how to make them so. Evaluation also shows if programs have unexpected benefits or create  unexpected problems1. It is a tool  used  to  assess the  way a program is put  into effect and  the outcomes  of  the  program, its efficiency and impact over time, and to demonstrate accountability.2
 

Program managers and staff often informally assess their program's effectiveness with these questions:

  • Are participants benefiting from the program?
  • Are there sufficient numbers of participants?
  • Are the strategies for recruiting participants working?
  • Are participants satisfied with the services or training?
  • Do staff have the necessary skills to provide the services or training?

These are all questions that program managers and staff ask and answer on a routine basis. Evaluation addresses these same questions, but uses a systematic method for collecting, analyzing, and using information to answer them — and to ensure that those answers are supported by proof. What this means is that, while evaluation does require technical knowledge and expertise, program managers and staff are more than capable of understanding it.3
 

Research or Program Evaluation?
For an explanation about the difference between research and program evaluation, see What is Program Evaluation? in CDC’s Introduction to program evaluation for comprehensive tobacco control programs.

 


Evaluation provides us with information to serve a variety of purposes, including:

  • Learning whether proposed program materials are suitable for the people who are to receive them.
  • Learning whether program plans are feasible before they are put into effect.
  • Ensuring that a program is being conducted as it was designed.
  • Having an early warning system for problems that could become serious if unattended.
  • Monitoring whether programs are producing the desired results.
  • Learning whether programs have any unexpected benefits or problems.
  • Enabling managers to improve service.
  • Monitoring progress toward the program’s goals.
  • Producing data on which to base future programs.
  • Demonstrating the effectiveness of the program to the target population, to the public, to others who want to conduct similar programs, and to those who fund the program.

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1. Source: Source: Deniston, O.L. & Rosenstock, I.M. (1970). Evaluating health programs. Public Health Reports 85 (9), 835-40.

2. Source: Centers for Disease Control and Prevention. (2001). Executive summary. In Introduction to program evaluation for comprehensive tobacco control programs (pp. 1-3). Atlanta, GA: the Author. Click here

3. Source: Child Outcomes Research and Evaluation Team. (n.d.). What is program evaluation? In The program manager's guide to evaluation. Retrieved November 15, 2003 from the Administration for Children and Families web site.

 

 
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