Medicine

Genetics expert witnesses

Listed genetics expert witnesses address the scientific basis of inheritance, laboratory testing and the interpretation of genetic results. Their evidence explains what a result can and cannot establish.

Scientist handling a molecular model in a laboratory, the science genetics expert witnesses explain

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The evidence

What a genetics expert witness is asked to determine

A genetics instruction may concern the reliability of a test, the significance of a variant, or the inferences that can properly be drawn from a result. The report should separate the laboratory question from the clinical consequence.

  • Whether the test performed was appropriate to the question asked of the laboratory.
  • Whether sample handling, analysis and reporting followed accepted practice.
  • What the identified variant is capable of establishing, and with what degree of certainty.
  • Whether an inheritance pattern supports or undermines the proposition advanced.
  • Where a laboratory opinion ends and a clinician must address the individual patient.

Practitioners are listed across the United Kingdom and Republic of Ireland. Location can be narrowed in the register’s location listings before an instruction is made.

Report routes

Reports prepared

Laboratory records and reports support a records review report. A breach and causation report then addresses the clinical consequence of any error identified.

Where the parties instruct on the same scientific question, a single joint expert appointment may be appropriate. The report pages state what each route requires.

Genetics expert witness evidence

A geneticist expert witness explains what the laboratory result establishes, the limits of that conclusion, and the assumptions on which it rests.

Discipline and location are shown in the listing, and the enquiry is made with the practitioner. See guidance from Genomics England alongside the case material.

5,848 practitioners520 disciplinesUK & Ireland coverage

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Genetics listings

Questions answered

Frequently asked questions

Will a Genetics expert witness respond to Part 35 questions?

Yes - CPR 35.6 entitles the parties to put written questions on a report, and answering them is part of the expert's duty to the court. A Genetics report prepared for proceedings in England and Wales carries the Part 35 statement of truth, with equivalent duties applying in the other UK jurisdictions.

Can a Genetics expert act as a single joint expert?

Where the court directs a single joint expert under CPR 35.7, the instruction is agreed between the parties and put jointly - a routine basis of instruction in this field. Whether a particular practitioner accepts SJE appointments is confirmed with the practitioner at the enquiry stage.

Will the expert attend joint discussions or give evidence at trial?

Where the court directs discussions between experts under CPR 35.12, they meet and produce a joint statement of what is agreed and what is disputed; attendance at trial - in person or by video link - is likewise a matter of court direction. These commitments are confirmed with the practitioner at instruction.

Can I choose a Genetics expert of a specific gender, or one who assesses remotely?

Yes on both counts. Every listing displays the practitioner's gender, consulting locations and assessment types - face to face, remote or both - so sensitive-instruction preferences can be applied at the shortlisting stage, before any contact is made.