Name the author who published the paper on Tech futures and has the name Tawanna.
Which author named Dillahunt published the paper on Tech futures?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/conf/chi/HarringtonD21> <https://dblp.org/rdf/schema#authoredBy> ?answer }
<https://dblp.org/rec/conf/chi/HarringtonD21>