The article describes the Investigatory Powers Commissioner's Office (IPCO) and its Technical Advisory Panel (TAP), which provides expert advice on the use of investigatory powers in the UK. Here are some key points about the TAP:

**Establishment**: The TAP was established in September 2020, with Bernard Silverman as its inaugural chair.

**Membership**: The TAP is composed of experts from various fields, including computer science, statistics, and machine learning.

**Purpose**: The TAP provides technical advice to IPCO on the use of investigatory powers, particularly in relation to emerging technologies such as AI.

**Activities**: The TAP has conducted several activities, including:

* Producing written briefings on topics such as privacy metrics, cloud computing, and AI * Publishing papers on cryptography, factors that influence privacy intrusion, and a guide on how to assess the proportionality of AI * Attending conferences, workshops, and meetings with other regulators and intelligence agencies * Providing advice to IPCO staff on AI and privacy intrusion

**Notable Members**: Some notable members of the TAP include:

* Muffy Calder, who was appointed as chair in March 2022 * Richard Mortier, professor of computing and human-data interaction at Cambridge University * Sarvapali "Gopal" Ramchurn, professor of AI at the University of Southampton

**Partnerships**: The TAP has partnered with other organizations, including GCHQ, Police Scotland, and Glasgow University.

**Research Focus**: The TAP's research focus includes building technical competence and measuring privacy intrusion, particularly in relation to emerging technologies such as AI.

Overall, the TAP plays an important role in providing expert advice on the use of investigatory powers in the UK, with a particular emphasis on emerging technologies such as AI.