2002.<br>
<br>
<b>Ferruccio Guidi</b> obtained a Master degree in Mathematics
-at the Univerity of Padova and a PhD in Computer Science at the University
+at the University of Padova and a PhD in Computer Science at the University
of Bologna. His research interests include computer-assisted proof development,
Martin-Löf type theory and substructural logic. He is a member of
the <a href="http://helm.cs.unibo.it/">HELM Working Group</a> and
Research Group in Logic</a>.<br>
<br>
<b>Irene Schena</b> obtained a Master Degree in Computer Science
-and a Ph.D. in Computer Science at the Univerity of Bologna. Her research
-interests include Linear Logic and Web Tecnologies. She is a member of the
+and a Ph.D. in Computer Science at the University of Bologna. Her research
+interests include Linear Logic and Web Technologies. She is a member of the
<a href="http://helm.cs.unibo.it/">HELM Working Group</a> and of the
<a href="http://www.w3c.org/Math">W3C Math Working Group</a>.<br>
<br>