Avoiding a ghastly future — The Science Show

1 10 2021

Just thought I’d share the audio of an interview I did with the famous Robyn Williams of ABC Radio National‘s The Science Show.

I’d be surprised if any Australians with even a passing interest in science could claim not to have listened to the Science Show before, and I suspect a fair mob of people overseas would be in the same boat.

It was a real privilege to talk with Robyn about our work on the ghastly future, and as always, the production value is outstanding.

Thank you, Robyn and the ABC.

Listen below, or link to the interview directly.





Citizens ask the expert in climate physics

24 11 2020

In the first of two consecutive interviews with climate-change experts, authors, editors and readers of the Spanish magazine Quercus have a chat with Ken Caldeira, a global-ecology researcher at the Carnegie Institution for Science (Washington, USA). His responses attest that the climate system is complex, and that we need to be practical in dealing with the planet’s ongoing climate emergency.

PhD in atmospheric sciences and professor at Stanford University (USA), Ken Caldeira has pioneered the study of ocean acidification and its impact on coral reefs (1) and geoengineering solutions to mitigate anthropogenic climate change by extracting carbon from the atmosphere and reflecting solar radiation (2, 3). He has also been part of the Intergovernmental Panel on Climate change (IPCC) and assessed zero-emissions scenarios (4, 5). To the right, Ken manoeuvers a drone while collecting aerial data from the Great Barrier Reef in Australia (6). Source.

SARS-Covid-19 is impacting the world. In our home country, Spain, scientists argue that (i) previous budget cuts in public health have weakened our capacity to tackle the pandemic (7), and (ii) the expert panels providing advice to our government should be independent of political agendas in their membership and decisions (8). Nevertheless, the Spanish national and regional governments’ data lack the periodicity, coherence, and detail to harness an effective medical response (9). Sometimes it feels as if politics partly operate by neglecting the science needed to tackle challenges such as the covid pandemic or climate change.

Having said that, even if a country has cultivated and invested in the best science possible, people have difficulties coming to terms with the idea that scientists work with probabilities of alternative scenarios. As much as there are different ways of managing a pandemic, scientists differ about how to mitigate the ecological, economic, and health impacts of a high-carbon society.

Thus, a more and more common approach is to make collective assessments (elicitations) by weighing different points of view across experts — for instance, to establish links between climate change and armed conflict (10) or to evaluate the role of nuclear energy as we transition to a low-carbon energy-production model (11). The overarching goal is to quantify consensus based on different (evidence-based) opinions.

The questions we here ask Ken Caldeira could well have different answers if asked of other experts. Still, as Ken points out, it is urgent that (of the many options available) we use the immense and certainty-proof knowledge we have already about climate change to take actions that work.

Interview done 23 January 2020 

We italicise each question and the name of the person asking the question and cite one to three relevant publications per question. For expanding on Ken Caldeira’s views on climate change, see a sample of his public talks here and here and newspaper articles here and here.

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Giving the perfect seminar at a job interview

2 11 2020

Have a job interview coming up and have been invited to give a seminar to the committee/school/department/institute?

Here are some handy tips for giving the best interview-tailored seminar (modified excerpt from The Effective Scientist)


If you have not yet had the opportunity to be grilled (interviewed) for a new job, you might not appreciate the importance of giving the best seminar of your life to increase your chances of getting the job you want. Normally in most academic settings, a group of the most qualified candidates for an advertised position will be invited to give a seminar to the main group (department, school, or centre) for whom they could be eventually working if successful.

While all of the standard advice applies to this type of seminar too, there are some specific issues that the candidate must also ideally take into consideration. Unfortunately, many of these seminars are just awful, serving only to bathe the aspirants in an unflattering spotlight of incompetence.

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Tips for scientists to deal with the media

21 11 2016

rita-skeeter2

I regularly give science communication workshops that include tips for dealing with reporters and journalists in the mass media. Most of these tips come from my own experience, or from stories I’ve heard from close colleagues. Instead of just teaching these important lessons to a select few who get to hear about them in person, I’ve decided to write a little post listing the most important points. Most of the following has little to do with maximising the likelihood of getting an interview, but these tips should help you avoid problems should a reporter notice your important work.

Welcome to the jungle.

1. The best way to get noticed by the media is to write a press release, although this is no guarantee in itself that anyone will pay attention. A good rule of thumb is to write a release for nearly every peer-reviewed article you publish, even if you think no one will be that interested. You’d be surprised how seemingly innocuous and run-of-the-mill papers can go viral if the press release is well-written. On that latter point, engage closely with your institution’s media office, and help them write the release by, for example, sending them a link to the lucid blog post you wrote about your own paper.

2. You can maximise the probability of uptake of your press release if you foster good working relationships with journalists. If you’ve ever had positive interactions with some before, keep the names on record and send a pre-release version of the article and the press release itself before the main event. Every journalist loves a scoop.

3. Register on expert media sites so that journalists can find you (e.g., like Scimex, Expert Guide, Ocean Expert, etc.). Most countries have such things.

4. If a journalist contacts you, make sure you respond immediately. Often even 30 minutes is too long before they seek opinions from some other scientist. If you are travelling, make sure you have an emergency contact auto-responder designed specifically for deadline-enslaved journalists.

Remember, you're smarter than they are (© Monty Python)

Remember, you’re smarter than they are (© Monty Python)

5. Once you do manage to gain an interview, whether it is live radio, recorded television or just as a chat for a newspaper article, avoid jargon like the plague. And make sure you test your language on a non-expert — what’s jargon to a non-specialist might not appear to be jargon at all to you. This often comes with experience, but at the very least try to avoid big, technical-sounding words (they do not make you sound more intelligent; rather, they make you sound boring and up-yourself).

6. Still on the issue of language, use short, punchy answers, analogies and a little humour. Try to relax (again, this comes with experience) by remembering that you know your shit more than 99.99% of the people that will be listening to you.

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