This technique is the modification of the nominal group technique, except that it involves obtaining the opinions of experts physically separated from each other and unknown to each other. This insulates group members from the undue influence of others. Generally, the types of problems handled by this technique are not specific in nature or related to a particular situation at a given time. For example, the technique could be used to understand the problems that could be created in the event of a war. The steps in the Delphi technique are: