Declarative WidgetList using data-mvc-child-type to create TextBox with data bound to the First name from the items:
Declarative WidgetList using a dojox/mvc/InlineTemplate to create label with the Serial and a TextBox with data bound to the First name from the items:
Updates to either set of TextBoxes will be reflected in the other set when tabbing out of the field, since they are bound to the same model properties.