813 A.2d 472 LOUISE REED v. COUNTY OF HILLSBOROUGH No. 2001-629Supreme Court of New Hampshire Hillsborough-Northern Judicial DistrictArgued October 9, 2002 Opinion Issued December 2, 2002 1. Evidence—Expert Testimony—Generally Where scientific issues are beyond the capacity of people of common experience and knowledge to form a valid judgment by themselves, expert evidence is required to […]