[lemma=year] [tag=IN] [word=visitor] [□=□ | □]
[lemma=year] [tag=IN] [word=visitor] [word=□ | □]
[lemma=year] [tag=IN] [word=visitor] [tag=□ | □]
Institutional memory within OP & A includes 13 years of visitor research conducted at Smithsonian units by the predecessor Office of Institutional Studies ( ISO ) and the current office , as well as five years of organizational and management research , both Institution-wide and unit-specific . We typically close campgrounds and picnic areas at this time of year because visitor use and our recreation funding both see sharp declines in early fall . In addition , there was a modest ' brain gain ' in these three years from visitor movement of 24,302 professionals .