Techniques for improving collaboration effectiveness

In a given computer, a computer-implemented method of identifying on a display terminal associated with said given computer an application window associated with a current speaker among windows associated with participants of a network-based collaborating system, said participants including at least three participants collaborating using a plurality of computers, comprising:

• receiving a first speech event signal at said given computer, said first speech event signal being generated by a first computer of said plurality of computers, said first speech event signal being generated responsive to voice input by a user of said first computer;
• ascertaining, using said given computer, that said first speech event signal is associated with said first computer using data associated with said first speech event signal;
• and
• identifying, using said given computer and responsive to said ascertaining, said application window associated with said first computer, thereby identifying to a user of said given computer said application window as a window employed to collaborate with said user of said first computer.