sociological aspects of technology, management homework help

 sociological aspects of technology are very important and the people behavior is the key factor to manage the project successfully  because for example when we are using Gantt chart as time chart to ensure that we will complete the work within scope, time, cost and quality  any slack from the team or any change request  will affect the chart negatively ,in other word the technology programs need the right people to achieve the expected result. Do you agree.