User profiles for Richard G. FitzJohn

Richard G. FitzJohn

Imperial College London
Verified email at imperial.ac.uk
Cited by 14285

Three keys to the radiation of angiosperms into freezing environments

…, WK Cornwell, JM Eastman, SA Smith, RG FitzJohn… - Nature, 2014 - nature.com
Early flowering plants are thought to have been woody species restricted to warm habitats 1
, 2 , 3 . This lineage has since radiated into almost every climate, with manifold growth forms …

[HTML][HTML] Reduction in mobility and COVID-19 transmission

…, SL van Elsland, FF Nascimento, RG FitzJohn… - Nature …, 2021 - nature.com
In response to the COVID-19 pandemic, countries have sought to control SARS-CoV-2
transmission by restricting population movement through social distancing interventions, thus …

Diversitree: comparative phylogenetic analyses of diversification in R

RG FitzJohn - Methods in Ecology and Evolution, 2012 - Wiley Online Library
The R package ‘diversitree’ contains a number of classical and contemporary comparative
phylogenetic methods. Key included methods are BiSSE (binary state speciation and …

geiger v2. 0: an expanded suite of methods for fitting macroevolutionary models to phylogenetic trees

…, GJ Slater, JW Brown, JC Uyeda, RG FitzJohn… - …, 2014 - academic.oup.com
Phylogenetic comparative methods are essential for addressing evolutionary hypotheses
with interspecific data. The scale and scope of such data have increased dramatically in the …

[HTML][HTML] Potential impact of the COVID-19 pandemic on HIV, tuberculosis, and malaria in low-income and middle-income countries: a modelling study

…, JW Eaton, SL van Elsland, RG FitzJohn… - The Lancet global …, 2020 - thelancet.com
Background COVID-19 has the potential to cause substantial disruptions to health services,
due to cases overburdening the health system or response measures limiting usual …

Estimating trait-dependent speciation and extinction rates from incompletely resolved phylogenies

RG FitzJohn, WP Maddison, SP Otto - Systematic biology, 2009 - academic.oup.com
Species traits may influence rates of speciation and extinction, affecting both the patterns of
diversification among lineages and the distribution of traits among species. Existing …

The unsolved challenge to phylogenetic correlation tests for categorical characters

WP Maddison, RG FitzJohn - Systematic biology, 2015 - academic.oup.com
When comparative biologists observe that animal species living in caves also tend to have
reduced eyes, they may see such correlation as evidence that the traits are adaptively or …

Quantitative traits and diversification

RG FitzJohn - Systematic biology, 2010 - academic.oup.com
Quantitative traits have long been hypothesized to affect speciation and extinction rates. For
example, smaller body size or increased specialization may be associated with increased …

[HTML][HTML] Non-pharmaceutical interventions, vaccination, and the SARS-CoV-2 delta variant in England: a mathematical modelling study

…, KAM Gaythorpe, BA Djaafara, W Hinsley, RG FitzJohn… - The Lancet, 2021 - thelancet.com
Background England's COVID-19 roadmap out of lockdown policy set out the timeline and
conditions for the stepwise lifting of non-pharmaceutical interventions (NPIs) as vaccination …

Key epidemiological drivers and impact of interventions in the 2020 SARS-CoV-2 epidemic in England

…, PN Perez-Guzman, R Verity, RG FitzJohn… - Science Translational …, 2021 - science.org
We fitted a model of SARS-CoV-2 transmission in care homes and the community to regional
surveillance data for England. Compared with other approaches, our model provides a …