Identify key influences on speciation rates and evaluate the weight of existing evidence for their relative importance.

Essay question :Identify key influences on speciation rates and evaluate the weight of existing evidence for their relative importance.

Task: Do a quantitative review. That is, you address the question (see the title above) by searching for, collating and evaluating the weight of evidence in the literature.

Essay Structure:

Introduction: Introduce the ‘big picture’ then focus in.

Identify the problem/knowledge gap.

Clear statement of research question/hypotheses.

Remember to define speciation rate.

Methods: give numbers of papers at each stage

State criteria for eligibility

Describe grouping/categorizationDescribe the statistical analyses you did

Results:Present your results, inc. stats analysis results

Describe but do not interpret

Figures and tables should be used to summarize and communicate your results

Tables and figures must have informative captions and be formatted effectively

Discussion:Interpret your results – what do they tell us?

How do they fit with what we already know.

Do they contradict or confirm previous work?

Start with the ‘big’ new insight.

Caveats / limitations. Do not put these in a table to try to circumvent word count

Identify key influences on speciation rates and evaluate the weight of existing evidence for their relative importance.
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