Steven Hammer
Steven Hammer publishes mostly in Plant Science, Ecology, Evolution, Behavior and Systematics and Molecular Biology, on topics such as Plant Taxonomy and Phylogenetics, Plant Diversity and Evolution and Botany and Plant Ecology Studies.
- World rank
- #1,251,217 of 1,633,909 ranked researchers
- Rank in South Africa
- #4,282 of 5,570
- Works
- 18
- Citations
- 14
- Citations per work
- 0.8
What does Steven Hammer research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Plant Science28% of their works
- 2Ecology, Evolution, Behavior and Systematics28% of their works
- 3Molecular Biology12% of their works
- 4Literature and Literary Theory8% of their works
- 5History8% of their works
- 6Forestry4% of their works
Research topics
Which keywords describe Steven Hammer's research?
The keywords of their largest research topics: Biogeography, Phylogeny, Apomixis, Biodiversity, Climate Change, Grasses, Angiosperm Phylogeny and Antioxidant.
- Pollinator Decline
- Ecosystem Services
- Agroforestry
- Vascular Plants
- Gesneriaceae
- Cyperus
- Antioxidant
- Grasses
- Biodiversity
- Phylogeny
- Biogeography
- Apomixis
- Climate Change
- Angiosperm Phylogeny
- Conservation
- Flowering Plants
- Habitat Fragmentation
- phylogenetic reconstruction
- Bryophyte
- Mosses
- Tree Domestication
Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.
All 21 words, with their numbers
- Biogeography74 topics
- Phylogeny63 topics
- Apomixis31 topic
- Biodiversity32 topics
- Climate Change32 topics
- Grasses31 topic
- Angiosperm Phylogeny21 topic
- Antioxidant21 topic
- Conservation21 topic
- Cyperus21 topic
- Flowering Plants21 topic
- Gesneriaceae21 topic
- Habitat Fragmentation22 topics
- Vascular Plants21 topic
- phylogenetic reconstruction21 topic
- Agroforestry11 topic
- Bryophyte11 topic
- Ecosystem Services11 topic
- Mosses11 topic
- Pollinator Decline11 topic
- Tree Domestication11 topic
Where does Steven Hammer work?
Steven Hammer's main affiliation in the publication record is National Zoological Gardens of South Africa, South Africa.
How many publications and citations does Steven Hammer have?
Science Explorer counts 18 works and 14 citations for Steven Hammer, ranking #1,251,217 of 1,633,909 researchers worldwide on the composite score.
Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.
Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.