Richard D. Todd

17.4k total citations · 3 hit papers
136 papers, 12.9k citations indexed

About

Richard D. Todd is a scholar working on Psychiatry and Mental health, Cognitive Neuroscience and Clinical Psychology. According to data from OpenAlex, Richard D. Todd has authored 136 papers receiving a total of 12.9k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Psychiatry and Mental health, 54 papers in Cognitive Neuroscience and 44 papers in Clinical Psychology. Recurrent topics in Richard D. Todd's work include Attention Deficit Hyperactivity Disorder (46 papers), Child and Adolescent Psychosocial and Emotional Development (36 papers) and Autism Spectrum Disorder Research (28 papers). Richard D. Todd is often cited by papers focused on Attention Deficit Hyperactivity Disorder (46 papers), Child and Adolescent Psychosocial and Emotional Development (36 papers) and Autism Spectrum Disorder Research (28 papers). Richard D. Todd collaborates with scholars based in United States, Australia and Netherlands. Richard D. Todd's co-authors include John N. Constantino, Wayne C. Drevets, Marcus E. Raichle, Theodore Reich, Wendy Reich, Joseph L. Price, Rosalind J. Neuman, Andrew C. Heath, Angela M. Reiersen and Joseph R. Simpson and has published in prestigious journals such as Nature, Journal of Biological Chemistry and Journal of Neuroscience.

In The Last Decade

Richard D. Todd

134 papers receiving 12.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Subgenual prefrontal cortex abnormalities in mood disorders

1997 2.1k citations Richard D. Todd et al. profile →
Validation of a Brief Quantitative Measure of Autistic Traits: Comparison of the Social Responsiveness Scale with the Autism Diagnostic Interview-Revised

2003 1.2k citations John N. Constantino, Richard D. Todd et al. profile →
Autistic Traits in the General Population

2003 1.0k citations John N. Constantino, Richard D. Todd profile →

Peers

Countries citing papers authored by Richard D. Todd

Since Specialization

Citations

This map shows the geographic impact of Richard D. Todd's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Richard D. Todd with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Richard D. Todd more than expected).

Fields of papers citing papers by Richard D. Todd

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Richard D. Todd. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Richard D. Todd. The network helps show where Richard D. Todd may publish in the future.

Co-authorship network of co-authors of Richard D. Todd

This figure shows the co-authorship network connecting the top 25 collaborators of Richard D. Todd. A scholar is included among the top collaborators of Richard D. Todd based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Richard D. Todd. Richard D. Todd is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Censoring Distances Based on Labeled Cortical Distance Maps in Cortical Morphometry 2013 ·Frontiers in Neurology ·Elvan Ceyhan, Tomoyuki Nishino, (unknown), Richard D. Todd, Kelly N. Botteron, Michael I. Miller, J. Tilak Ratnanather	4
2	Can We Identify Genes For Alcohol Consumption In Samples Ascertained For Heterogeneous Purposes? 2009 ·Alcoholism Clinical and Experimental Research ·Narelle K. Hansell, Arpana Agrawal, John B. Whitfield, Katherine I. Morley, Scott D. Gordon, Penelope A. Lind, Michele L. Pergadia, Grant W. Montgomery, Pamela A. F. Madden, Richard D. Todd, Andrew C. Heath, Nicholas G. Martin	11
3	Simple Identification of Complex ADHD Subtypes Using Current Symptom Counts 2009 ·Journal of the American Academy of Child & Adolescent Psychiatry ·Heather E. Volk, Alexandre A. Todorov, David Hay, Richard D. Todd	32
4	Evidence for Shared Genetic Influences on Self-Reported ADHD and Autistic Symptoms in Young Adult Australian Twins 2008 ·Twin Research and Human Genetics ·Angela M. Reiersen, John N. Constantino, (unknown), Nicholas G. Martin, Richard D. Todd	122
5	Co-occurrence of Motor Problems and Autistic Symptoms in Attention-Deficit/Hyperactivity Disorder 2008 ·Journal of the American Academy of Child & Adolescent Psychiatry ·Angela M. Reiersen, John N. Constantino, Richard D. Todd	92
6	Estimation of Prevalence of DSM-IV and Latent Class-Defined ADHD Subtypes in a Population-Based Sample of Child and Adolescent Twins 2005 ·Twin Research and Human Genetics ·Rosalind J. Neuman, (unknown), Wendy Reich, (unknown), Cynthia A. Joyner, Lingwei Sun, Richard D. Todd	13
7	Contributions of parental alcoholism, prenatal substance exposure, and genetic transmission to child ADHD risk: a female twin study 2005 ·Psychological Medicine ·Valerie S. Knopik, Elizabeth P. Sparrow, Pamela A. F. Madden, Kathleen K. Bucholz, James J. Hudziak, Wendy Reich, Wendy S. Slutske, Julia D. Grant, Tara McLaughlin, Alexandre A. Todorov, Richard D. Todd, Andrew C. Heath	164
8	Genetic advances in autism hinge on the method of measuring symptoms 2005 ·Current Psychiatry Reports ·Richard D. Todd	5
9	Zygosity Diagnosis in the Absence of Genotypic Data: An Approach Using Latent Class Analysis 2003 ·Twin Research ·Andrew C. Heath, Dale R. Nyholt, Rosalind J. Neuman, Pamela A. F. Madden, Kathleen K. Bucholz, Richard D. Todd, Elliot C. Nelson, Grant W. Montgomery, Nicholas G. Martin	17
10	Zygosity Diagnosis in the Absence of Genotypic Data: An Approach Using Latent Class Analysis 2003 ·Twin Research ·Andrew C. Heath, Dale R. Nyholt, Rosalind J. Neuman, Pamela A. F. Madden, Kathleen K. Bucholz, Richard D. Todd, Elliot C. Nelson, Grant W. Montgomery, Nicholas G. Martin	98
11	Reliability and Stability of Mothers' Reports about their Pregnancies with Twins 2003 ·Twin Research ·Wendy Reich, Richard D. Todd, Cynthia A. Joyner, Rosalind J. Neuman, Andrew C. Heath	4
12	Reliability and Stability of Mothers' Reports about their Pregnancies with Twins 2003 ·Twin Research ·Wendy Reich, Richard D. Todd, Cynthia A. Joyner, Rosalind J. Neuman, Andrew C. Heath	40
13	Genetics of early onset bipolar affective disorder: Are we making progress? 2002 ·Current Psychiatry Reports ·Richard D. Todd	9
14	No association of the dopamine transporter gene 3′ VNTR polymorphism with ADHD subtypes in a population sample of twins 2001 ·American Journal of Medical Genetics ·Richard D. Todd, Yuh‐Jiin I. Jong, Elizabeth A. Lobos, Wendy Reich, Andrew C. Heath, Rosalind J. Neuman	69
15	A Twin Study of Inattentive, Aggressive, and Anxious/Depressed Behaviors 2000 ·Journal of the American Academy of Child & Adolescent Psychiatry ·James J. Hudziak, (unknown), Michael C. Neale, Andrew C. Heath, Richard D. Todd	121
16	Identification of cell type-specific promoter elements associated with the rat tyrosine hydroxylase gene using transgenic founder analysis 1997 ·Molecular Brain Research ·Jian Liu, John P. Merlie, Richard D. Todd, Karen L. O’Malley	51
17	PTX-sensitive regulation of neurite outgrowth by the dopamine D3 receptor 1996 ·Neuroreport ·(unknown), Karen L. O’Malley, Richard D. Todd	19
18	The Mouse Dopamine D2_A Receptor Gene: Sequence Homology with the Rat and Human Genes and Expression of Alternative Transcripts 1991 ·Journal of Neurochemistry ·Kenneth J. Mack, Richard D. Todd, Karen L. O’Malley	35
19	Organization and expression of the Rat D2A receptor gene: identification of alternative transcripts and a variant donor splice site 1990 ·Biochemistry ·Karen L. O’Malley, Kenneth J. Mack, (unknown), Richard D. Todd	96
20	Population frequencies of tyrosine hydroxylase restriction fragment length polymorphisms in bipolar affective disorder 1989 ·Biological Psychiatry ·Richard D. Todd, Karen L. O’Malley	36

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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