An expert report is a study written by one or more authorities
that states findings and offers
An opinion is a judgement
Judgement (or US spelling judgment) is also known as ''adjudication'' which means the evaluation of evidence to make a decision. Judgement is also the ability to make considered decisions.
The term has four disti ...
In law, expert reports are generated by
An expert witness, particularly in common law
In law, common law (also known as judicial precedent or judge-made law, or case law) is the body of law created by judges and similar quasi-judicial tribunals by virtue of being stated in written ...
es offering their opinions on points of controversy in a
A legal case is in a general sense a dispute between opposing parties which may be resolved by a court
A court is any person or institution, often as a government institution, with the authority to Adjudication, adjudicate legal disputes betw ...
and are typically sponsored by one side or the other in a litigation in order to support that party's claims. The reports state
A fact is something that is truth, true. The usual test for a statement of fact is verifiability—that is whether it can be demonstrated to correspond to experience. Standard reference works are often used to check facts. Science, Scientific ...
, discuss details, explain reasoning, and justify the experts' conclusions and opinions.
In medicine, an expert report is a critical assessment of a medical topic, for example, an independent assessment of the cost–benefit ratio
of a particular
Major trauma is any injury
Injury, also known as physical trauma, is damage
Damage is any change in a thing, often a physical object, that degrades it away from its initial state. It can broadly be defined as "changes introduced into a s ...