If scientific, technical, or other specialized knowledge will assist the trier of fact to understand the evidence or to determine a fact in issue, a witness qualified as an expert by knowledge, skill, experience, training, or education, may testify thereto in the form of an opinion or otherwise.
S.C. R. Evid. 702
The rule is identical to the federal rule, and to former Rule 43(m)(1), SCRCP, and former Rule 24(a), SCRCrimP.
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