to make sense of it, and then make better decisions for the patient or the healthcare professional. ' Professor Cowie says that when there is a desire to change workflows with the adoption of new technology, there needs to be the medical evidence to support it as well as the funds to justify it. 'I think one of the biggest risks is adopting technology unequivocally. If we use a new drug, or we use a new device, the clinical community wants to see really strong evidence and we also want that for

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... electronic technologies. You really must show that makes a meaningful difference and that difference is worth the money needed to produce it. It is not as simple as taking a technology off the shelf and popping it into health care and seeing the result.' Joan Cornet is director of m-Health at Mobile World Capital in Barcelona. An engineer and clinical psychologist, he predicts genomics will enhance the role of mobile devices in the future. But he also says there are valid concerns about privacy and security and how to finance technological change. 'We have mobile technology, we have big data and the digital transformation of health care', he says. 'Where are we now? Nobody knows exactly. This technology is in its infancy.' He says using mobile devices to exchange and protect information presents challenges for patients and physicians. 'Personal identification is a key issue. When a doctor or nurse sends clinical information, we must ensure that only the patient has access to it. That means using the right technology to protect data and to have a secure personal identification. The second challenge is medical evidence. How do we know that an application is good