Welcome to the NED Capital Podcast. Today we are looking at three board-level roles that are sometimes confused with one another: the non-executive director, the trustee and the advisory board member.All three can involve experienced professionals providing guidance, challenge and strategic insight. But they are not interchangeable. The legal responsibilities, governance structures and expectations can be very different.Understanding those differences is important both for organisations making appointments and for experienced executives considering their next board-level role.What is a trustee?A trustee is responsible for helping govern a charity or other organisation established under a trust-based structure.The role can involve significant responsibility. Trustees are not simply volunteers who attend occasional meetings and offer general advice. They have duties relating to the organisation's governance, finances, strategy and charitable objectives.Trustees need to understand the organisation's purpose and ensure that its activities remain consistent with that purpose.They may also need to oversee financial controls, risk management, fundraising, safeguarding and regulatory compliance, depending on the nature of the organisation.For experienced executives, a trustee appointment can therefore provide valuable exposure to governance and collective decision-making.It can also be a particularly useful route for someone considering their first formal board appointment.How is a NED different?A non-executive director operates within a company's board structure and has formal director responsibilities.The NED does not normally manage the company's day-to-day operations. Instead, they contribute to strategy, provide independent challenge, oversee management and help ensure that the company is being properly governed.The exact responsibilities will depend on the type of organisation.A NED of a private company may have a very different environment from an independent NED of a listed business or regulated financial services firm.But the fundamental principle remains: a NED is a director and therefore has formal responsibilities that go beyond simply giving advice.This is one of the reasons that prospective directors need to understand what they are taking on before accepting an appointment.And what about an advisory board?An advisory board is different again.Advisory board members generally provide expertise, experience and guidance without having the same formal legal responsibilities as directors or trustees.An organisation might establish an advisory board because it wants access to experienced people who can help management think through strategy, markets, technology, international expansion or other important issues.The advisory board can therefore be extremely useful, particularly for growing businesses.But its influence comes primarily through expertise and advice rather than formal governance authority.That distinction matters.Calling something a "board" does not automatically make the people sitting on it directors.Why the distinction mattersFor candidates, the differences are important because the level of responsibility and accountability can vary considerably.Someone may be attracted to an advisory role because they want to contribute their expertise without taking on the formal responsibilities associated with a directorship.Another person may specifically want the governance experience that comes with becoming a NED or trustee.For organisations, the distinction is equally important.If the board needs somebody who will formally participate in governance and provide independent oversight, an advisory appointment may not be sufficient.Equally, if the organisation simply needs spec