very very worried professor alona simonson is professor of population health sciences at the danish roskilde at university a very good day to you you have made super spreaders the focal point of your research and likeness how do they work what have you learned. well as it turns out now i think all germans know about the are not that expresses how many people on the average didn't think too but what we're seeing here is really that is not that's important but what's also important is that it's not everybody who's the same some people actually it transmitting a lot more than others so that when actually you not so if they don't maybe 10 percent of people will rise to 80 percent i mean fix into the next generation so if you could stop those you could really do a lot so how would you go about stopping that because that seems the be to be the key for containing the spread word you have to introduce universal testing and localize who these super spreaders are what would you do well i would realize and the sad truth is there's no way to know who is this who was and apologies are we're having some t