A stakeholder is either an individual, group or organisation who is impacted by the outcome of a project. They have an interest in the success of the project, and can be within or outside the organisation that is sponsoring the project

Identifying stakeholders
GENERAL
The importance of customers | Forbes
Use stakeholders to win support for your project | Mind Tools
What is a stakeholder? | Business 2 Community
Defining the stakeholder | IEHIAS
Identification of stakeholders and their interests | Community Tool Box
Engagement
GENERAL
Engaging stakeholders: secrets to success | ACT
Developing a stakeholder engagement strategy | Kahootz
5 ‘musts’ of stakeholder engagement | Strategy Execution
Ensuring effective engagement | DBIS
Barriers
GENERAL
Identifying internal and external stakeholders | Health Knowledge
Conflict management | CORE
JOURNAL ARTICLES
Managing conflicting expectations | Project Management Institute