Almost perfect packings in graphs.
Combinatorics seminar, University of Birmingham, January 25th 2007.
Hamiltonian degree sequences in directed graphs .
Combinatorics seminar, University of Birmingham, February 11th 2008.
Hamiltonian degree sequences in digraphs .
Talk at the London Mathematical Society Graduate Student & Society Meeting, University College London, July 4th 2008.
Hamiltonian degree sequences in digraphs .
Talk at the Postgraduate Combinatorial Conference, University of Warwick, July 23rd 2008.
Hamiltonian degree sequences in digraphs . (Slides)
Talk at the Fete of Combinatorics and Computer Science, Keszthely, Hungary, August 11th 2008.
Ore-type conditions for perfect packings in graphs .
Combinatorics seminar, University of Birmingham, October 9th 2008.
Perfect packings in graphs . (Slides)
Talk at Beyond Part III, University of Cambridge, April 17th 2009.
Approaching Kelly's conjecture . (Slides)
Talk at Techniques and Problems in Graph Theory, University of Bristol, July 1st 2009.
An Ore-type theorem for perfect packings in graphs . (Slides)
Talk at the British Combinatorial Conference, University of St Andrews, July 9th 2009.
Hamilton decompositions of regular tournaments .
Combinatorics seminar, University of Birmingham, October 16th 2009.
Approaching Kelly's conjecture .
Combinatorics seminar, University of Cambridge, October 22nd 2009.
Hamilton cycles in directed graphs .(Slides)
Combinatorics seminar, Freie Universität Berlin, January 22nd 2010.
Approaching Kelly's conjecture .
Talk at SIAM Conference on Discrete Mathematics, Austin, Texas, June 14th 2010.
Graph Theory for Biologists .(Slides)
Talk at Exploring Interactions between Mathematics, Biology and Computer Science, University of Birmingham, June 24th 2010.
Approaching Kelly's conjecture .
Talk at 8th French Combinatorial Conference, University of Paris Sud, July 1st 2010.
Minors in expanding graphs .
Talk at DIMAP Workshop on Extremal and Probabilistic Combinatorics, Petersfield, Hampshire, July 24th 2010.
Matchings in 3-uniform hypergraphs .(Slides)
Talk at Workshop on Extremal and Probabilistic Combinatorics, Frauenchiemsee, Germany, August 24th 2010.
Bipartite graph tiling.
Combinatorics seminar, University of Birmingham, October 26th 2010.
Matchings in 3-uniform hypergraphs .
Combinatorics seminar, University of Warwick, November 4th 2010.
Hamilton cycles in directed graphs.
Combinatorics seminar, Georgia State University, Atlanta, March 14th 2011.
Hamilton cycles in directed graphs.
Combinatorics seminar, University of Illinois at Chicago, April 6th 2011.
Matchings in 3-uniform hypergraphs .
Graph theory and combinatorics seminar, University of Illinois at Urbana-Champaign, April 12th 2011.
Matchings in 3-uniform hypergraphs .
Combinatorics Conference in Lisboa (CCL 2011), Portugal, July 11th 2011.
Matchings in 3-uniform hypergraphs of large minimum vertex degree.
EUROCOMB 2011, Budapest, Hungary, August 30th 2011.
Embedding spanning subgraphs via degree sequence conditions.
Noon Lecture, Charles University, October 27th 2011.
Embedding spanning subgraphs via degree sequence conditions.(Slides)
Department of Computer Science seminar, Masaryk University, November 3rd 2011.
Embedding spanning bipartite graphs of small bandwidth.
Graph theory seminar, University of West Bohemia, November 22nd 2011.
Perfect packings in dense graphs .
Combinatorics seminar, Freie Universität Berlin, December 2nd 2011.
Embedding spanning bipartite graphs of small bandwidth.
Bertinoro Workshop on Algorithms and Graphs, Italy, December 13th 2011.
Minimum degree thresholds for perfect matchings in hypergraphs.
Combinatorics seminar, University of Birmingham, January 19th 2012.
Embedding spanning bipartite graphs of small bandwidth.
Graph theory and combinatorics seminar, University of Illinois at Urbana-Champaign, March 6th 2012.
Minimum degree thresholds for perfect matchings in hypergraphs.
DIMAP seminar, University of Warwick, March 23rd 2012.
Embedding spanning bipartite graphs of small bandwidth.
Workshop on Probabilistic methods in Graph theory, University of Birmingham, March 27th 2012.
Monochromatic trianges in three-coloured graphs.(Slides)
Workshop on Cycles and Colourings, High Tatras, Slovakia, September 10th 2012.
Perfect matchings in hypergraphs.(Slides)
Mathematics seminar, Birkbeck, University of London, December 5th 2012.
Yet another talk on perfect matchings in hypergraphs.
Combinatorics study group, Queen Mary, University of London, February 15th 2013.
More on perfect matchings in hypergraphs.(Slides)
DIMAP seminar, University of Warwick, February 26th 2013.
Minimum degree thresholds for perfect matchings in hypergraphs.
Seminar on Discrete Mathematics and Game Theory, LSE, May 2nd 2013.
Tight minimum degree conditions forcing perfect matchings in uniform hypergraphs.(Slides)
EUROCOMB 2013, Pisa, Italy, September 11th 2013.
On generalisations of the Hajnal-Szemerédi theorem.
Combinatorics seminar, University of Szeged, Hungary, April 11th 2014.
On generalisations of the Hajnal-Szemerédi theorem.(Slides)
ICMS Workshop on Extremal Combinatorics, July 17th 2014.
The number of maximal sum-free subsets of integers.(Slides)
AMS Sectional Meeting, Eau Claire, Wisconsin, September 20th 2014.
The number of maximal sum-free subsets of integers.
Combinatorics seminar, University of Cambridge, November 27th 2014.
Perfect packings in graphs and directed graphs.(Slides)
Algorithms and Complexity seminar, University of Durham, February 3rd 2015.
On degree sequences forcing the square of a Hamilton cycle.
Graph theory and combinatorics seminar, University of Illinois at Urbana-Champaign, April 14th 2015.
On degree sequences forcing the square of a Hamilton cycle. (Slides)
AMS Sectional Meeting, University of Nevada, Las Vegas, April 18th 2015.
Maximal sum-free subsets in the integers. (Slides)
Scottish Combinatorics Meeting, University of Glasgow, April 30th 2015.
A random version of Sperner's theorem. (Slides)
British Combinatorial Conference, University of Warwick, July 9th 2015.
A sharp bound on the number of maximal sum-free sets. (Slides)
EUROCOMB 2015, Bergen, Norway, September 3rd 2015.
On solution-free sets of integers. (Slides)
Graph theory and combinatorics seminar, University of Illinois at Urbana-Champaign, April 12th 2016.
Maximal sum-free subsets in the integers. (Slides)
Combinatorial and Additive Number Theory (CANT 2016), New York, May 26th 2016.
Exact minimum codegree threshold for K^-_4-factors. (Slides)
SIAM Conference on Discrete Mathematics, Atlanta, Georgia, June 7th 2016.
On sum-free and solution-free sets of integers. (Slides)
Graph theory seminar, University of Bordeaux, October 7th 2016.
Independent sets in hypergraphs and Ramsey properties of graphs and the integers.
DIMAP seminar, University of Warwick, November 1st 2016.
The Complexity of Perfect Matchings and Packings in Dense Hypergraphs.
Combinatorial Theory seminar, University of Oxford, March 7th 2017.
Ramsey properties of the Erdos–Renyi graph and random sets of integers. (Slides)
Queen Mary-LSE Colloquia in Combinatorics, May 10th 2017.
An improved lower bound for Folkman's theorem.
Recent advances in Extremal Combinatorics workshop, Sanya, China, May 25th 2017.
Independent sets in hypergraphs and Ramsey properties of graphs and the integers.
Meeting of the Catalan, Spanish, Swedish Math Societies, Umea University, June 12th 2017.
An improved lower bound for Folkman's theorem. (Slides)
British Combinatorial Conference,, Glasgow, July 6th 2017.
The Complexity of Perfect Matchings and Packings in Dense Hypergraphs. (Slides)
Random Structures and Algorithms, Gniezno, August 8th 2017.
Tilings in graphs and directed graphs. (Slides)
Conference on Extremal Combinatorics, University of Warwick, September 21st 2017.
On sum-free and solution-free sets of integers. (Slides)
Methods for discrete structures Colloquium, TU Berlin, October 23rd 2017.
The Complexity of Perfect Matchings and Packings in Dense Hypergraphs.
Combinatorics seminar, FU Berlin, October 25th 2017.
Tilings in graphs and directed graphs. (Slides)
Workshop on Extremal Graph Theory and Ramsey Theory, IMPA, Rio de Janeiro, January 16th 2018.
Tilings in graphs and directed graphs.
Algebra, Combinatorics, Measure seminar, University of Lancaster, February 5th 2018.
Some results on sums in the integers.
Combinatorics seminar, University of Bristol, March 27th 2018.