thers. Id. at 306 (quoting Chrysler Motors Corp., 860 F.2d at 847 and In re Worlds of Wonder Sec. Litig., 147 F.R.D. 208 (N.D. Cal. 1992)). See also Cooper Hosp./Univ. Med. Ctr. v. Sullivan, 183 F.R.D. 119, 131 (D.N.J. 1998) ("The fact that Cooper attempted to preserve the work-product privilege in its letter of